The electrical power industry

Electrical power industry

The electric power industry provides the production and delivery of electric energy, often known as power, or electricity, in sufficient quantities to areas that need electricity through a grid connection. The grid distributes electrical energy to customers...

 in the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 was nationalised by the Electricity Act 1947

Electricity Act 1947 (UK)

The Electricity Act 1947 was an Act of the Parliament of the United Kingdom that nationalised the numerous municipal and privately owned electricity generation and supply utilities in Great Britain...

, when over 600 electric power companies were merged into twelve Area Boards.

Companies merged into East Midlands Electricity Board (EMEB)

The Board's area was defined as: Leicestershire

Leicestershire

Leicestershire is a landlocked county in the English Midlands. It takes its name from the heavily populated City of Leicester, traditionally its administrative centre, although the City of Leicester unitary authority is today administered separately from the rest of Leicestershire...

, Northamptonshire

Northamptonshire

Northamptonshire is a landlocked county in the English East Midlands, with a population of 629,676 as at the 2001 census. It has boundaries with the ceremonial counties of Warwickshire to the west, Leicestershire and Rutland to the north, Cambridgeshire to the east, Bedfordshire to the south-east,...

, Rutland

Rutland

Rutland is a landlocked county in central England, bounded on the west and north by Leicestershire, northeast by Lincolnshire and southeast by Peterborough and Northamptonshire....

 and parts of Bedfordshire

Bedfordshire

Bedfordshire is a ceremonial county of historic origin in England that forms part of the East of England region.It borders Cambridgeshire to the north-east, Northamptonshire to the north, Buckinghamshire to the west and Hertfordshire to the south-east....

, Buckinghamshire

Buckinghamshire

Buckinghamshire is a ceremonial and non-metropolitan home county in South East England. The county town is Aylesbury, the largest town in the ceremonial county is Milton Keynes and largest town in the non-metropolitan county is High Wycombe....

, Derbyshire

Derbyshire

Derbyshire is a county in the East Midlands of England. A substantial portion of the Peak District National Park lies within Derbyshire. The northern part of Derbyshire overlaps with the Pennines, a famous chain of hills and mountains. The county contains within its boundary of approx...

, Lincolnshire

Lincolnshire

Lincolnshire is a county in the east of England. It borders Norfolk to the south east, Cambridgeshire to the south, Rutland to the south west, Leicestershire and Nottinghamshire to the west, South Yorkshire to the north west, and the East Riding of Yorkshire to the north. It also borders...

, Nottinghamshire

Nottinghamshire

Nottinghamshire is a county in the East Midlands of England, bordering South Yorkshire to the north-west, Lincolnshire to the east, Leicestershire to the south, and Derbyshire to the west...

, Staffordshire

Staffordshire

Staffordshire is a landlocked county in the West Midlands region of England. For Eurostat purposes, the county is a NUTS 3 region and is one of four counties or unitary districts that comprise the "Shropshire and Staffordshire" NUTS 2 region. Part of the National Forest lies within its borders...

 and Warwickshire

Warwickshire

Warwickshire is a landlocked non-metropolitan county in the West Midlands region of England. The county town is Warwick, although the largest town is Nuneaton. The county is famous for being the birthplace of William Shakespeare...

.

Local authority undertakings

• Ashbourne
  Ashbourne, Derbyshire
  Ashbourne is a small market town in the Derbyshire Dales, England. It has a population of 10,302.The town advertises itself as 'The Gateway to Dovedale'.- Local customs :...
  
   Urban District
  Urban district
  In the England, Wales and Ireland, an urban district was a type of local government district that covered an urbanised area. Urban districts had an elected Urban District Council , which shared local government responsibilities with a county council....
  
   Council
• Bolsover
  Bolsover
  Bolsover is a town near Chesterfield, Derbyshire, England. It is 145 miles  from London, 18 miles  from Sheffield, 26 miles  from Nottingham and 54 miles  from Manchester. It is the main town in the Bolsover district.The civil parish for the town is called...
  
   Urban District Council
• Burton upon Trent
  Burton upon Trent
  Burton upon Trent, also known as Burton-on-Trent or simply Burton, is a town straddling the River Trent in the east of Staffordshire, England. Its associated adjective is "Burtonian"....
  
   Borough
  Borough
  A borough is an administrative division in various countries. In principle, the term borough designates a self-governing township although, in practice, official use of the term varies widely....
  
   Corporation
• Chesterfield
  Chesterfield
  Chesterfield is a market town and a borough of Derbyshire, England. It lies north of Derby, on a confluence of the rivers Rother and Hipper. Its population is 70,260 , making it Derbyshire's largest town...
  
   Borough Corporation
• Coventry
  Coventry
  Coventry is a city and metropolitan borough in the county of West Midlands in England. Coventry is the 9th largest city in England and the 11th largest in the United Kingdom. It is also the second largest city in the English Midlands, after Birmingham, with a population of 300,848, although...
  
   County Borough
  County borough
  County borough is a term introduced in 1889 in the United Kingdom of Great Britain and Ireland , to refer to a borough or a city independent of county council control. They were abolished by the Local Government Act 1972 in England and Wales, but continue in use for lieutenancy and shrievalty in...
  
   Corporation
• Derby
  Derby
  Derby , is a city and unitary authority in the East Midlands region of England. It lies upon the banks of the River Derwent and is located in the south of the ceremonial county of Derbyshire. In the 2001 census, the population of the city was 233,700, whilst that of the Derby Urban Area was 229,407...
  
   County Borough Corporation
• East Retford Borough Corporation
• Kettering
  Kettering
  Kettering is a market town in the Borough of Kettering, Northamptonshire, England. It is situated about from London. Kettering is mainly situated on the west side of the River Ise, a tributary of the River Nene which meets at Wellingborough...
  
   Borough Corporation
• Leicester
  Leicester
  Leicester is a city and unitary authority in the East Midlands of England, and the county town of Leicestershire. The city lies on the River Soar and at the edge of the National Forest...
  
   County Borough Corporation
• Lincoln
  Lincoln, Lincolnshire
  Lincoln is a cathedral city and county town of Lincolnshire, England.The non-metropolitan district of Lincoln has a population of 85,595; the 2001 census gave the entire area of Lincoln a population of 120,779....
  
   County Borough Corporation
• Long Eaton
  Long Eaton
  Long Eaton is a town in Derbyshire, England. It lies just north of the River Trent about southwest of Nottingham and is part of the Nottingham Urban Area...
  
   Urban District Council
• Loughborough
  Loughborough
  Loughborough is a town within the Charnwood borough of Leicestershire, England. It is the seat of Charnwood Borough Council and is home to Loughborough University...
  
   Borough Corporation
• Mansfield
  Mansfield
  Mansfield is a town in Nottinghamshire, England. It is the main town in the Mansfield local government district. Mansfield is a part of the Mansfield Urban Area....
  
   Borough Corporation
• Newark
  Newark-on-Trent
  Newark-on-Trent is a market town in Nottinghamshire in the East Midlands region of England. It stands on the River Trent, the A1 , and the East Coast Main Line railway. The origins of the town are possibly Roman as it lies on an important Roman road, the Fosse Way...
  
   Borough Corporation
• Nottingham
  Nottingham
  Nottingham is a city and unitary authority in the East Midlands of England. It is located in the ceremonial county of Nottinghamshire and represents one of eight members of the English Core Cities Group...
  
   County Borough Corporation
• Nuneaton
  Nuneaton
  Nuneaton is the largest town in the Borough of Nuneaton and Bedworth and in the English county of Warwickshire.Nuneaton is most famous for its associations with the 19th century author George Eliot, who was born on a farm on the Arbury Estate just outside Nuneaton in 1819 and lived in the town for...
  
   Borough Corporation
• Rugby
  Rugby, Warwickshire
  Rugby is a market town in Warwickshire, England, located on the River Avon. The town has a population of 61,988 making it the second largest town in the county...
  
   Borough Corporation
• Sleaford
  Sleaford
  Sleaford is a town in the North Kesteven district of Lincolnshire, England. It is located thirteen miles northeast of Grantham, seventeen miles west of Boston, and nineteen miles south of Lincoln, and had a total resident population of around 14,500 in 6,167 households at the time...
  
   Urban District Council
• Spalding
  Spalding, Lincolnshire
  Spalding is a market town with a population of 30,000 on the River Welland in the South Holland district of Lincolnshire, England. Little London is a hamlet directly south of Spalding on the B1172 road....
  
   Urban District Council
• Uttoxeter
  Uttoxeter
  Uttoxeter is a historic market town in Staffordshire, in the West Midlands region of England. The current population is approximately 13,711, though new developments in the town will increase this figure. Uttoxeter lies close to the River Dove and is near the cities of Stoke-on-Trent, Derby and...
  
   Urban District Council
• Worksop
  Worksop
  Worksop is the largest town in the Bassetlaw district of Nottinghamshire, England on the River Ryton at the northern edge of Sherwood Forest. It is about east-south-east of the City of Sheffield and its population is estimated to be 39,800...
  
   Borough Corporation

Private companies

• Boston and District Electric Supply Company (records from 1923)
• Derbyshire and Nottinghamshire Electric Power Company (records from 1901)
• Leicestershire and Warwickshire Electric Power Company (records from 1904)
• Melton Mowbray Electric Light Company (records from 1899)
• Midland Electric Light and Power Company Limited (formed c.1881)
• Mid Lincolnshire Electric Supply Company Limited (records from 1936)
• Northampton Electric Light & Power Co Ltd (records from 1936)
• Oakham Gas and Electricity Company Limited (records from 1917)
• Rushden and District Electric Supply Company Limited (records from 1945)
• Tamworth District Electric Supply Company (records from 1930)
• Urban Electric Supply Company
• Wellingborough Electric Supply Company Limited (records from 1900)
• W.J. Furse and Company Limited (records from 1912) †

† Not listed in the Electricity (Allocation of Undertakings to Area Boards) Order, 1948, presumably had ceased prior to this date.

Companies merged into Eastern Electricity Board (EEB)

The Board's area was defined as: Cambridgeshire

Cambridgeshire

Cambridgeshire is a county in England, bordering Lincolnshire to the north, Norfolk to the northeast, Suffolk to the east, Essex and Hertfordshire to the south, and Bedfordshire and Northamptonshire to the west...

, Hertfordshire

Hertfordshire

Hertfordshire is a ceremonial and non-metropolitan county in the East region of England. The county town is Hertford.The county is one of the Home Counties and lies inland, bordered by Greater London , Buckinghamshire , Bedfordshire , Cambridgeshire and...

, Huntingdonshire

Huntingdonshire

Huntingdonshire is a local government district of Cambridgeshire, covering the area around Huntingdon. Traditionally it is a county in its own right...

, the Isle of Ely

Isle of Ely

The Isle of Ely is a historic region around the city of Ely now in Cambridgeshire, England but previously a county in its own right.-Etymology:...

, Norfolk

Norfolk

Norfolk is a low-lying county in the East of England. It has borders with Lincolnshire to the west, Cambridgeshire to the west and southwest and Suffolk to the south. Its northern and eastern boundaries are the North Sea coast and to the north-west the county is bordered by The Wash. The county...

, Suffolk

Suffolk

Suffolk is a non-metropolitan county of historic origin in East Anglia, England. It has borders with Norfolk to the north, Cambridgeshire to the west and Essex to the south. The North Sea lies to the east...

 and parts of Bedfordshire

Bedfordshire

Bedfordshire is a ceremonial county of historic origin in England that forms part of the East of England region.It borders Cambridgeshire to the north-east, Northamptonshire to the north, Buckinghamshire to the west and Hertfordshire to the south-east....

, Buckinghamshire

Buckinghamshire

Buckinghamshire is a ceremonial and non-metropolitan home county in South East England. The county town is Aylesbury, the largest town in the ceremonial county is Milton Keynes and largest town in the non-metropolitan county is High Wycombe....

, Essex

Essex

Essex is a ceremonial and non-metropolitan county in the East region of England, and one of the home counties. It is located to the northeast of Greater London. It borders with Cambridgeshire and Suffolk to the north, Hertfordshire to the west, Kent to the South and London to the south west...

, Middlesex

Middlesex

Middlesex is one of the historic counties of England and the second smallest by area. The low-lying county contained the wealthy and politically independent City of London on its southern boundary and was dominated by it from a very early time...

, Oxfordshire

Oxfordshire

Oxfordshire is a county in the South East region of England, bordering on Warwickshire and Northamptonshire , Buckinghamshire , Berkshire , Wiltshire and Gloucestershire ....

 and the Soke of Peterborough

Soke of Peterborough

The Soke of Peterborough is an historic area of England that is traditionally associated with the City and Diocese of Peterborough, but considered part of Northamptonshire...

.

Local authority undertakings

• Aylesbury
  Aylesbury
  Aylesbury is the county town of Buckinghamshire in South East England. However the town also falls into a geographical region known as the South Midlands an area that ecompasses the north of the South East, and the southern extremities of the East Midlands...
  
   Borough Corporation
• Bedford
  Bedford
  Bedford is the county town of Bedfordshire, in the East of England. It is a large town and the administrative centre for the wider Borough of Bedford. According to the former Bedfordshire County Council's estimates, the town had a population of 79,190 in mid 2005, with 19,720 in the adjacent town...
  
   Borough Corporation
• Clacton Urban District Council
• Colchester
  Colchester
  Colchester is an historic town and the largest settlement within the borough of Colchester in Essex, England.At the time of the census in 2001, it had a population of 104,390. However, the population is rapidly increasing, and has been named as one of Britain's fastest growing towns. As the...
  
   Borough Corporation
• East Dereham Urban District Council
• Felixstowe
  Felixstowe
  Felixstowe is a seaside town on the North Sea coast of Suffolk, England. The town gives its name to the nearby Port of Felixstowe, which is the largest container port in the United Kingdom and is owned by Hutchinson Ports UK...
  
   Urban District Council
• Finchley
  Municipal Borough of Finchley
  Finchley was a local government district in Middlesex, England, from 1878 to 1965. It formed part of the northern suburbs of London and was within the Metropolitan Police District and London Passenger Transport Area. Its former area now forms part of the London Borough of Barnet.-Formation:The...
  
   Borough Corporation
• Great Yarmouth
  Great Yarmouth
  Great Yarmouth, often known to locals as Yarmouth, is a coastal town in Norfolk, England. It is at the mouth of the River Yare, east of Norwich.It has been a seaside resort since 1760, and is the gateway from the Norfolk Broads to the sea...
  
   County Borough Corporation
• Harwich
  Harwich
  Harwich is a town in Essex, England and one of the Haven ports, located on the coast with the North Sea to the east. It is in the Tendring district. Nearby places include Felixstowe to the northeast, Ipswich to the northwest, Colchester to the southwest and Clacton-on-Sea to the south...
  
   Borough Corporation
• Hertford
  Hertford
  Hertford is the county town of Hertfordshire, England, and is also a civil parish in the East Hertfordshire district of the county. Forming a civil parish, the 2001 census put the population of Hertford at about 24,180. Recent estimates are that it is now around 28,000...
  
   Borough Corporation
• Hitchin
  Hitchin
  Hitchin is a town in Hertfordshire, England, with an estimated population of 30,360.-History:Hitchin is first noted as the central place of the Hicce people mentioned in a 7th century document, the Tribal Hidage. The tribal name is Brittonic rather than Old English and derives from *siccā, meaning...
  
   Urban District Council
• Hornsey
  Municipal Borough of Hornsey
  Hornsey was a local government district in east Middlesex from 1867 to 1965.In 1867, a Local Board was formed for part of the civil parish of Hornsey. The rest of the parish was already under South Hornsey Local Board formed in 1865....
  
   Borough Corporation
• Ipswich
  Ipswich
  Ipswich is a large town and a non-metropolitan district. It is the county town of Suffolk, England. Ipswich is located on the estuary of the River Orwell...
  
   County Borough Corporation
• King's Lynn
  King's Lynn
  King's Lynn is a sea port and market town in the ceremonial county of Norfolk in the East of England. It is situated north of London and west of Norwich. The population of the town is 42,800....
  
   Borough Corporation
• Lowestoft
  Lowestoft
  Lowestoft is a town in the English county of Suffolk. The town is on the North Sea coast and is the most easterly point of the United Kingdom. It is north-east of London, north-east of Ipswich and south-east of Norwich...
  
   Borough Corporation
• Luton
  Luton
  Luton is a large town and unitary authority of Bedfordshire, England, 30 miles north of London. Luton and its near neighbours, Dunstable and Houghton Regis, form the Luton/Dunstable Urban Area with a population of about 250,000....
  
   Borough Corporation
• Norwich
  Norwich
  Norwich is a city in England. It is the regional administrative centre and county town of Norfolk. During the 11th century, Norwich was the largest city in England after London, and one of the most important places in the kingdom...
  
   County Borough Corporation (founded 1893 as Norwich Electricity Company; transferred to Electricity Committee of Norwich Corporation in 1902)
• Peterborough
  Peterborough
  Peterborough is a cathedral city and unitary authority area in the East of England, with an estimated population of in June 2007. For ceremonial purposes it is in the county of Cambridgeshire. Situated north of London, the city stands on the River Nene which flows into the North Sea...
  
   City
  Municipal borough
  Municipal boroughs were a type of local government district which existed in England and Wales between 1835 and 1974, in Northern Ireland from 1840 to 1973 and in the Republic of Ireland from 1840 to 2002...
  
   Corporation
• Southend-on-Sea
  Southend-on-Sea
  Southend-on-Sea is a unitary authority area, town, and seaside resort in Essex, England. The district has Borough status, and comprises the towns of Chalkwell, Eastwood, Leigh-on-Sea, North Shoebury, Prittlewell, Shoeburyness, Southchurch, Thorpe Bay, and Westcliff-on-Sea. The district is situated...
  
   County Borough Corporation
• Thurrock
  Thurrock
  Thurrock is a unitary authority with borough status in the English ceremonial county of Essex. It is part of the London commuter belt and an area of regeneration within the Thames Gateway redevelopment zone. The local authority is Thurrock Council....
  
   Urban District Council
• Watford
  Watford
  Watford is a town and borough in Hertfordshire, England, situated northwest of central London and within the bounds of the M25 motorway. The borough is separated from Greater London to the south by the urbanised parish of Watford Rural in the Three Rivers District.Watford was created as an urban...
  
   Borough Corporation

Private companies

• Aldeburgh Electric Supply Company
• Bedfordshire, Cambridgeshire and Huntingdonshire Electricity Company
• Brentwood District Electric Company
• Bungay Gas and Electricity Co Ltd (formed 1926)
• Cambridge Electric Supply Company
• Chesham Electric Light and Power Company
• Colne Valley
  Colne Valley
  The Colne Valley is a steep sided valley on the east flank of the Pennine Hills in the English county of West Yorkshire. It takes its name from the River Colne which rises above the town of Marsden and flows eastward along the floor of the valley....
  
   Electric Supply Company
• East Anglia
  East Anglia
  East Anglia is a traditional name for a region of eastern England, named after an ancient Anglo-Saxon kingdom, the Kingdom of the East Angles. The Angles took their name from their homeland Angeln, in northern Germany. East Anglia initially consisted of Norfolk and Suffolk, but upon the marriage of...
  
  n Electric Supply Company (incorporating Bury St Edmunds Corporation)
• East Suffolk Electricity Distribution Company
• Frinton-on-Sea & District Electric Light and Power Company
• Letchworth Electricity Limited
• Newmarket Electric Light Company
• North Metropolitan Electric Power Supply Company ("Northmet") - based in Wood Green
  Wood Green
  Wood Green is a district in north London, England, located in the London Borough of Haringey. It is situated north of Charing Cross. The area is identified in the London Plan as one of the metropolitan centres in Greater London.-History:...
  
  , N22
• Northwood Electric Light and Power Company
• Welwyn Garden City Electricity Supply Company
• Wickford and District Electricity Supply Company
• Wisbech Electric Light and Power Company

Companies merged into London Electricity Board

London Electricity Board

The London Electricity Board was the public sector utility company responsible for electricity generation and electrical infrastructure maintenance in London prior to 1990. It was shortened to LEB in its green and blue logo, consisting of the three letters...

 (LEB)

The Board's area was defined as: The administrative County of London

County of London

The County of London was a county of England from 1889 to 1965, corresponding to the area known today as Inner London. It was created as part of the general introduction of elected county government in England, by way of the Local Government Act 1888. The Act created an administrative County of...

 and parts of Essex

Essex

Essex is a ceremonial and non-metropolitan county in the East region of England, and one of the home counties. It is located to the northeast of Greater London. It borders with Cambridgeshire and Suffolk to the north, Hertfordshire to the west, Kent to the South and London to the south west...

, Kent

Kent

Kent is a county in southeast England, and is one of the home counties. It borders East Sussex, Surrey and Greater London and has a defined boundary with Essex in the middle of the Thames Estuary. The ceremonial county boundaries of Kent include the shire county of Kent and the unitary borough of...

, Middlesex

Middlesex

Middlesex is one of the historic counties of England and the second smallest by area. The low-lying county contained the wealthy and politically independent City of London on its southern boundary and was dominated by it from a very early time...

 and Surrey

Surrey

Surrey is a county in the South East of England and is one of the Home Counties. The county borders Greater London, Kent, East Sussex, West Sussex, Hampshire and Berkshire. The historic county town is Guildford. Surrey County Council sits at Kingston upon Thames, although this has been part of...

.

Local authority undertakings

• Barking Borough Corporation
  Municipal Borough of Barking
  Barking was a local government district in south west Essex, England from 1882 to 1965. It included the town of Barking, eastern Beckton and the south western part of the Becontree estate. The district was within the Metropolitan Police District and experienced a steady increase in population...
  
  
• Barnes Borough Corporation
  Municipal Borough of Barnes
  Barnes was a local government district in north west Surrey from 1894 to 1965.It was formed as an urban district in 1894 and became a municipal borough in 1932....
  
  
• Battersea Borough Council
  Metropolitan Borough of Battersea
  Battersea was a civil parish and metropolitan borough in the County of London, England. In 1965 the borough was abolished and its area combined with parts of the Metropolitan Borough of Wandsworth to form the London Borough of Wandsworth...
  
  
• Beckenham Borough Corporation
  Municipal Borough of Beckenham
  Beckenham was a local government district in north west Kent from 1878 to 1965 around the town of Beckenham. The area was suburban to London, formed part of the Metropolitan Police District and from 1933 was included in the area of the London Passenger Transport Board.-History:In 1878 the parish of...
  
  
• Bermondsey Borough Council
  Metropolitan Borough of Bermondsey
  The Metropolitan Borough of Bermondsey was a Metropolitan borough in the County of London, created in 1900 by the London Government Act 1899. It was abolished and its area became part of the London Borough of Southwark in 1965.-History:...
  
  
• Bethnal Green Borough Council
  Metropolitan Borough of Bethnal Green
  Bethnal Green was a civil parish and a metropolitan borough in the East End of London, England. It was formed as a civil parish in 1743 from the Bethnal Green hamlet in Stepney ancient parish. The vestry became an electing authority to the Metropolitan Board of Works in 1855 and in 1889 it became...
  
  
• Bexley Borough Corporation
  Municipal Borough of Bexley
  Bexley was a local government district in north west Kent from 1879 to 1965 around the town of Old Bexley.-History:The parish of Bexley adopted the Local Government Act 1858 in 1879, and a local board of 15 members was formed to govern the area...
  
  
• Bromley Borough Corporation
  Municipal Borough of Bromley
  Bromley was a local government district in northwest Kent from 1867 to 1965 around the town of Bromley. The area was suburban to London, and formed part of the Metropolitan Police District and from 1933 was included in the area of the London Passenger Transport Board.-Local board and urban...
  
  
• Dartford
  Dartford
  Dartford is the principal town in the borough of Dartford. It is situated in the northwest corner of Kent, England, east south-east of central London....
  
   Borough Corporation
• East Ham County Borough Corporation
  County Borough of East Ham
  East Ham was a local government district in the far south west of Essex from 1878 to 1965. It extended from Wanstead Flats in the north to the River Thames in the south and from Green Street in the west to Barking Creek in the east...
  
  
• Erith Borough Corporation
  Municipal Borough of Erith
  Erith was a local government district in north west Kent from 1894 to 1965 around the town of Erith. It also included the generally suburban areas of Northumberland Heath, Belvedere, and parts of Barnehurst, BexleyheathCrayford and the SE2 London Postal District of Abbey Wood.It was created an...
  
  
• Fulham Borough Council
  Metropolitan Borough of Fulham
  The Metropolitan Borough of Fulham was a Metropolitan borough in the County of London between 1900 and 1965, when it was merged with the Metropolitan Borough of Hammersmith to form the London Borough of Hammersmith and Fulham. It was a riverside borough, and included the areas of Fulham, West...
  
  
• Hackney Borough Council
  Metropolitan Borough of Hackney
  The Metropolitan Borough of Hackney was a Metropolitan borough of the County of London from 1900 to 1965. Its area became part of the London Borough of Hackney.-Formation and boundaries:...
  
  
• Hammersmith Borough Council
  Metropolitan Borough of Hammersmith
  The Metropolitan Borough of Hammersmith was, between 1900 and 1965, a Metropolitan borough of the County of London. It included Hammersmith, Wormwood Scrubs, Old Oak Common and Shepherd's Bush....
  
  
• Hampstead Borough Council
  Metropolitan Borough of Hampstead
  The Metropolitan Borough of Hampstead was a Metropolitan borough of the County of London from 1900 to 1965, when it was amalgamated with the Metropolitan Borough of St Pancras and the Metropolitan Borough of Holborn to form the London Borough of Camden....
  
   (1894)
• Ilford Borough Corporation
  Municipal Borough of Ilford
  Ilford was a civil parish and local government district in south west Essex, England from 1888 to 1965, covering the town Ilford. The district saw a considerable rise in population throughout its life, caused by the expansion of the built-up area of London, and became one of the most populous...
  
  
• Islington Borough Council
  Metropolitan Borough of Islington
  The Metropolitan Borough of Islington was a Metropolitan borough within the County of London from 1900 to 1965, when it was amalgamated with the Metropolitan Borough of Finsbury to form the London Borough of Islington.-Boundaries:...
  
  
• Leyton Borough Corporation
  Municipal Borough of Leyton
  Leyton was a local government district in southwest Essex, England, from 1875 to 1965. It included the neighbourhoods of Leyton, Leytonstone and Cann Hall. It was suburban to London, forming part of the London postal district and Metropolitan Police District...
  
  
• Poplar Borough Council
  Metropolitan Borough of Poplar
  Poplar was a local government district in the metropolitan area of London, England. It was formed as a district of the Metropolis in 1855 and became a metropolitan borough in the County of London in 1900. It comprised the civil parishes of Bow, Bromley and Poplar until 1907, when it also became a...
  
  
• St Marylebone Borough Council
  Metropolitan Borough of St Marylebone
  The Metropolitan Borough of St Marylebone was a Metropolitan borough of the County of London from 1900 to 1965. It was based directly on the previously existing civil parish of St Marylebone, which was incorporated into the Metropolitan Board of Works area in 1855, retaining a parish vestry, and...
  
  
• St Pancras Borough Council
  Metropolitan Borough of St Pancras
  The Metropolitan Borough of St Pancras was a Metropolitan borough of the County of London between 1900 and 1965, when it was amalgamated with the Metropolitan Borough of Hampstead and the Metropolitan Borough of Holborn to form the London Borough of Camden...
  
  
• Shoreditch Borough Council
  Metropolitan Borough of Shoreditch
  The Metropolitan Borough of Shoreditch was a Metropolitan borough of the County of London between 1900 and 1965, when it was merged with the Metropolitan Borough of Stoke Newington and the Metropolitan Borough of Hackney to form the London Borough of Hackney....
  
  
• Southwark Borough Council
  Metropolitan Borough of Southwark
  The Metropolitan Borough of Southwark was a metropolitan borough in the County of London from 1900 to 1965. It was created to cover the western section of the ancient borough of Southwark and formed the northwestern part of the current London Borough of Southwark. In common with the rest of inner...
  
  
• Stepney Borough Council
  Metropolitan Borough of Stepney
  The Metropolitan Borough of Stepney was a Metropolitan borough in the County of London created in 1900. In 1965 it became part of the London Borough of Tower Hamlets.-Boundaries:...
  
  
• Stoke Newington Borough Council
  Metropolitan Borough of Stoke Newington
  The Metropolitan Borough of Stoke Newington was a metropolitan borough in the County of London between 1900 and 1965 when it became part of the London Borough of Hackney.-Predecessor authorities:...
  
  
• Walthamstow Borough Corporation
  Municipal Borough of Walthamstow
  Walthamstow was a local government district in south west Essex, England from 1894 to 1965, around the town of Walthamstow. It was within the London suburbs, forming part of the London postal district and Metropolitan Police District...
  
  
• West Ham County Borough Corporation
  County Borough of West Ham
  West Ham was a local government district in the extreme south west of Essex from 1886 to 1965, forming part of the built-up area of London, although outside the County of London...
  
   (West Ham Electricity Board)
• Willesden Borough Corporation
  Municipal Borough of Willesden
  Willesden was a local government district in the county of Middlesex, England from 1874 to 1965. It formed part of the Metropolitan Police District and London postal district...
  
  
• Wimbledon Borough Corporation
  Municipal Borough of Wimbledon
  Wimbledon was a local government district in north-east Surrey from 1866 to 1965 covering the town of Wimbledon and its surrounding area. It was part of the London postal district and Metropolitan Police District....
  
  
• Woolwich Borough Council
  Metropolitan Borough of Woolwich
  The Metropolitan Borough of Woolwich was a Metropolitan borough in the County of London from 1900 to 1965.-Formation:The borough was formed from the civil parishes :*Eltham *Plumstead...
  
  

Private companies

• Central London Electricity Limited (formerly Charing Cross Company)
• Chelsea Electricity Supply Company (formed 1886; taken over by Charing Cross Co 1937)
• Chislehurst Electric Supply Company
• City of London Electric Lighting Company
• County of London Electric Supply Company
• Foots Cray Electricity Supply Company
• Hampstead Electric Supply Company Ltd (records from 1898) †
• London Electric Supply Corporation (LESCo) - formed in 1887 out of Grosvenor Gallery Electric Supply Corporation, London's first commercial electric power supplier
• London Power Company
  London Power Company
  The London Power Company was an electricity generating and supply company in London, England. The LPC was formed in 1925 by the merger of 10 smaller electricity companies...
  
  
• Notting Hill Electric Lighting Company
• South London Electric Supply Corporation
• South Metropolitan Electric Light and Power Company

† Not listed in the Electricity (Allocation of Undertakings to Area Boards) Order, 1948, presumably had ceased prior to this date. The Hampstead vestry (predecessor the borough council) established an electricity supply business in 1894, and this company may have been acquired by them, or never have become active.

Companies merged into Merseyside & North Wales Electricity Board

MANWEB

MANWEB was the regional electricity supplier and distributor for Merseyside, North Wales and parts of Cheshire...

 (MANWEB

MANWEB

MANWEB was the regional electricity supplier and distributor for Merseyside, North Wales and parts of Cheshire...

)

The Board's area was defined as: Anglesey

Anglesey

Anglesey , also known by its Welsh name Ynys Môn , is an island and, as Isle of Anglesey, a county off the north west coast of Wales...

, Caernarvonshire

Caernarfonshire

Caernarfonshire , historically spelled as Caernarvonshire or Carnarvonshire in English during its existence, was one of the thirteen historic counties, a vice-county and a former administrative county of Wales....

, Denbighshire

Denbighshire

Denbighshire is a county in north-east Wales. It is named after the historic county of Denbighshire, but has substantially different borders. Denbighshire has the distinction of being the oldest inhabited part of Wales. Pontnewydd Palaeolithic site has remains of Neanderthals from 225,000 years...

, Flintshire

Flintshire

Flintshire is a county in north-east Wales. It borders Denbighshire, Wrexham and the English county of Cheshire. It is named after the historic county of Flintshire, which had notably different borders...

, Merionethshire

Merionethshire

Merionethshire is one of thirteen historic counties of Wales, a vice county and a former administrative county.The administrative county of Merioneth, created under the Local Government Act 1888, was abolished under the Local Government Act 1972 on April 1, 1974...

, Montgomeryshire

Montgomeryshire

Montgomeryshire, also known as Maldwyn is one of thirteen historic counties and a former administrative county of Wales. Montgomeryshire is still used as a vice-county for wildlife recording...

 and parts of Cardiganshire

Ceredigion

Ceredigion is a county and former kingdom in mid-west Wales. As Cardiganshire , it was created in 1282, and was reconstituted as a county under that name in 1996, reverting to Ceredigion a day later...

, Cheshire

Cheshire

Cheshire is a ceremonial county in North West England. Cheshire's county town is the city of Chester, although its largest town is Warrington. Other major towns include Widnes, Congleton, Crewe, Ellesmere Port, Runcorn, Macclesfield, Winsford, Northwich, and Wilmslow...

, Lancashire

Lancashire

Lancashire is a non-metropolitan county of historic origin in the North West of England. It takes its name from the city of Lancaster, and is sometimes known as the County of Lancaster. Although Lancaster is still considered to be the county town, Lancashire County Council is based in Preston...

 (including Liverpool

Liverpool

Liverpool is a city and metropolitan borough of Merseyside, England, along the eastern side of the Mersey Estuary. It was founded as a borough in 1207 and was granted city status in 1880...

) and Shropshire

Shropshire

Shropshire is a county in the West Midlands region of England. For Eurostat purposes, the county is a NUTS 3 region and is one of four counties or unitary districts that comprise the "Shropshire and Staffordshire" NUTS 2 region. It borders Wales to the west...

.

Local authority undertakings

• Aberystwyth
  Aberystwyth
  Aberystwyth is a historic market town, administrative centre and holiday resort within Ceredigion, Wales. Often colloquially known as Aber, it is located at the confluence of the rivers Ystwyth and Rheidol....
  
   Borough Corporation
• Bangor
  Bangor, Gwynedd
  Bangor is a city in Gwynedd, north west Wales, and one of the smallest cities in Britain. It is a university city with a population of 13,725 at the 2001 census, not including around 10,000 students at Bangor University. Including nearby Menai Bridge on Anglesey, which does not however form part of...
  
   City Corporation
• Bethesda Urban District Council
• Birkenhead
  Birkenhead
  Birkenhead is a town within the Metropolitan Borough of Wirral in Merseyside, England. It is on the Wirral Peninsula, along the west bank of the River Mersey, opposite the city of Liverpool...
  
   County Borough Corporation
• Caernarvon
  Caernarfon
  Caernarfon is a Royal town, community and port in Gwynedd, Wales, with a population of 9,611. It lies along the A487 road, on the east banks of the Menai Straits, opposite the Isle of Anglesey. The city of Bangor is to the northeast, while Snowdonia fringes Caernarfon to the east and southeast...
  
   Borough Corporation
• Chester
  Chester
  Chester is a city in Cheshire, England. Lying on the River Dee, close to the border with Wales, it is home to 77,040 inhabitants, and is the largest and most populous settlement of the wider unitary authority area of Cheshire West and Chester, which had a population of 328,100 according to the...
  
   County Borough Corporation
• Colwyn Bay
  Colwyn Bay
  - Demography :Prior to local government reorganisation on 1 April 1974 Colwyn Bay was a municipal borough with a population of c.25,000, but in 1974 this designation disappeared leaving five separate parishes, known as communities in Wales, of which the one bearing the name Colwyn Bay encompassed...
  
   Borough Corporation
• Congleton
  Congleton
  Congleton is a town and civil parish in the unitary authority of Cheshire East and the ceremonial county of Cheshire, England, on the banks of the River Dane, to the west of the Macclesfield Canal and 21 miles south of Manchester. It has a population of 25,750.-History:The first settlements in...
  
   Borough Corporation
• Connah's Quay
  Connah's Quay
  Connah's Quay is the largest town in Flintshire, North Wales, lying on the River Dee, near the border with England. It can be accessed by road from the A550, by rail from the nearby Shotton station and also lies on the National Cycle Network Route 5. It is situated near the region's industrial...
  
   Urban District Council
• Conway
  Conwy
  Conwy is a walled market town and community in Conwy County Borough on the north coast of Wales. The town, which faces Deganwy across the River Conwy, formerly lay in Gwynedd and prior to that in Caernarfonshire. Conwy has a population of 14,208...
  
   Borough Corporation
• Crewe
  Crewe
  Crewe is a railway town within the unitary authority area of Cheshire East and the ceremonial county of Cheshire, England. According to the 2001 census the urban area had a population of 67,683...
  
   Borough Corporation
• Dolgelly
  Dolgellau
  Dolgellau is a market town in Gwynedd, north-west Wales, lying on the River Wnion, a tributary of the River Mawddach. It was the county town of the former county of Merionethshire .-History and economy:...
  
   Urban District Council
• Formby
  Formby
  Formby is a town and civil parish in the Metropolitan Borough of Sefton in Merseyside, England. It has a population of approximately 25,000....
  
   Urban District Council
• Hawarden Rural District Council
• Holyhead
  Holyhead
  Holyhead is the largest town in the county of Anglesey in the North Wales. It is also a major port adjacent to the Irish Sea serving Ireland....
  
   Urban District Council
• Hoylake
  Hoylake
  Hoylake is a seaside town within the Metropolitan Borough of Wirral, on Merseyside, England. It is located at the north western corner of the Wirral Peninsula, near to the town of West Kirby and where the River Dee estuary meets the Irish Sea...
  
   Urban District Council
• Liverpool
  Liverpool
  Liverpool is a city and metropolitan borough of Merseyside, England, along the eastern side of the Mersey Estuary. It was founded as a borough in 1207 and was granted city status in 1880...
  
   County Borough Corporation
• Llandudno
  Llandudno
  Llandudno is a seaside resort and town in Conwy County Borough, Wales. In the 2001 UK census it had a population of 20,090 including that of Penrhyn Bay and Penrhynside, which are within the Llandudno Community...
  
   Urban District Council
• Llanfairfechan
  Llanfairfechan
  Llanfairfechan is a town and community in the Conwy County Borough, Wales. It lies on the coast of north Wales on the route of the A55 road, between Penmaenmawr and Bangor. It previously was in Gwynedd and prior to that was in Caernarfonshire. For ceremonial and electoral boundary purposes it was...
  
   Urban District Council
• Llangollen
  Llangollen
  Llangollen is a small town and community in Denbighshire, north-east Wales, situated on the River Dee and on the edge of the Berwyn mountains. It has a population of 3,412.-History:...
  
   Urban District Council
• Menai Bridge
  Menai Bridge
  Menai Bridge is a small town and community on the Isle of Anglesey in north Wales. It overlooks the Menai Strait and lies by the Menai Suspension Bridge, built in 1826 by Thomas Telford...
  
   Urban District Council
• Mold
  Mold, Flintshire
  Mold is a town in Flintshire, North Wales, on the River Alyn. It is the administrative seat of Flintshire County Council, and was also the county town of Clwyd from 1974 to 1996...
  
   Urban District Council
• Oswestry
  Oswestry
  Oswestry is a town and civil parish in Shropshire, England, close to the Welsh border. It is at the junction of the A5, A483, and A495 roads....
  
   Borough Corporation
• Penmaenmawr
  Penmaenmawr
  PenmaenmawrConwyPenmaenmawr is a town in the parish of Dwygyfylchi, in Conwy County Borough, Wales. The population was 3857 in 2001. It is a quarrying town, though the latter is no longer a major employer, on the North Wales coast between Conwy and Llanfairfechan.The town was bypassed by the A55...
  
   Urban District Council
• Prestatyn
  Prestatyn
  Prestatyn is a seaside resort, town and community in Denbighshire, North Wales. It is located on the Irish Sea coast, to the east of Rhyl. At the 2001 Census, Prestatyn had a population of 18,496.-Prehistory:...
  
   Urban District Council
• Rhyl
  Rhyl
  Rhyl is a seaside resort town and community situated on the north east coast of Wales, in the county of Denbighshire , at the mouth of the River Clwyd . To the west is the suburb of Kinmel Bay, with the resort of Towyn further west, Prestatyn to the east and Rhuddlan to the south...
  
   Urban District Council
• Ruthin
  Ruthin
  Ruthin is a community and the county town of Denbighshire in north Wales. Located around a hill in the southern part of the Vale of Clwyd - the older part of the town, the castle and Saint Peter's Square are located on top of the hill, while many newer parts of the town are on the floodplain of...
  
   Borough Corporation
• St Helens
  Metropolitan Borough of St Helens
  The Metropolitan Borough of St Helens is a metropolitan borough of Merseyside, in North West England. It is named after its largest town St Helens, and covers an area which includes the settlements of Newton-le-Willows, Earlestown, Haydock, Rainhill, Eccleston, Clock Face, Billinge and...
  
   County Borough Corporation
• Southport
  Southport
  Southport is a seaside town in the Metropolitan Borough of Sefton in Merseyside, England. During the 2001 census Southport was recorded as having a population of 90,336, making it the eleventh most populous settlement in North West England...
  
   County Borough Corporation
• Wallasey
  Wallasey
  Wallasey is a town within the Metropolitan Borough of Wirral, in Merseyside, England, on the mouth of the River Mersey, at the northeastern corner of the Wirral Peninsula...
  
   County Borough Corporation
• Warrington
  Warrington
  Warrington is a town, borough and unitary authority area of Cheshire, England. It stands on the banks of the River Mersey, which is tidal to the west of the weir at Howley. It lies 16 miles east of Liverpool, 19 miles west of Manchester and 8 miles south of St Helens...
  
   County Borough Corporation
• Wrexham
  Wrexham
  Wrexham is a town in Wales. It is the administrative centre of the wider Wrexham County Borough, and the largest town in North Wales, located in the east of the region. It is situated between the Welsh mountains and the lower Dee Valley close to the border with Cheshire, England...
  
   Borough Corporation

Joint electricity authorities

(Created under the provisions of the Electricity (Supply) Act, 1919)

• North Wales & South Cheshire Joint Electricity Authority (records from 1923)

Private companies

• Borth and Ynyslas Electric Supply Company
• Electricity Distribution of North Wales and District Limited
• Machynlleth Electric Supply Company
• Mersey Power Company
• Mid-Cheshire Electricity Supply Company
• North Wales Power Company
• Towyn, Aberdovey and District Electricity Company
• Yale Electric Power Company

Companies merged into Midlands Electricity Board

Midlands Electricity

The Midlands Electricity Board was the public sector utility company responsible for electricity generation and electrical infrastructure maintenance in the Midlands of England prior to 1990...

 (MEB)

The Board's area was defined as: Herefordshire

Herefordshire

Herefordshire is a historic and ceremonial county in the West Midlands region of England. For Eurostat purposes it is a NUTS 3 region and is one of three counties that comprise the "Herefordshire, Worcestershire and Gloucestershire" NUTS 2 region. It also forms a unitary district known as the...

, Worcestershire

Worcestershire

Worcestershire is a non-metropolitan county, established in antiquity, located in the West Midlands region of England. For Eurostat purposes it is a NUTS 3 region and is one of three counties that comprise the "Herefordshire, Worcestershire and Warwickshire" NUTS 2 region...

 and parts of Gloucestershire

Gloucestershire

Gloucestershire is a county in South West England. The county comprises part of the Cotswold Hills, part of the flat fertile valley of the River Severn, and the entire Forest of Dean....

, Oxfordshire

Oxfordshire

Oxfordshire is a county in the South East region of England, bordering on Warwickshire and Northamptonshire , Buckinghamshire , Berkshire , Wiltshire and Gloucestershire ....

, Shropshire

Shropshire

Shropshire is a county in the West Midlands region of England. For Eurostat purposes, the county is a NUTS 3 region and is one of four counties or unitary districts that comprise the "Shropshire and Staffordshire" NUTS 2 region. It borders Wales to the west...

, Staffordshire

Staffordshire

Staffordshire is a landlocked county in the West Midlands region of England. For Eurostat purposes, the county is a NUTS 3 region and is one of four counties or unitary districts that comprise the "Shropshire and Staffordshire" NUTS 2 region. Part of the National Forest lies within its borders...

 and Warwickshire

Warwickshire

Warwickshire is a landlocked non-metropolitan county in the West Midlands region of England. The county town is Warwick, although the largest town is Nuneaton. The county is famous for being the birthplace of William Shakespeare...

 (including Birmingham

Birmingham

Birmingham is a city and metropolitan borough in the West Midlands of England. It is the most populous British city outside the capital London, with a population of 1,036,900 , and lies at the heart of the West Midlands conurbation, the second most populous urban area in the United Kingdom with a...

).

Local authority undertakings

• Birmingham
  Birmingham
  Birmingham is a city and metropolitan borough in the West Midlands of England. It is the most populous British city outside the capital London, with a population of 1,036,900 , and lies at the heart of the West Midlands conurbation, the second most populous urban area in the United Kingdom with a...
  
   County Borough Corporation
• Cannock
  Cannock
  Cannock is the most populous of three towns in the district of Cannock Chase in the central southern part of the county of Staffordshire in the West Midlands region of England....
  
   Urban District Council
• Cheltenham
  Cheltenham
  Cheltenham , also known as Cheltenham Spa, is a large spa town and borough in Gloucestershire, on the edge of the Cotswolds in the South-West region of England. It is the home of the flagship race of British steeplechase horse racing, the Gold Cup, the main event of the Cheltenham Festival held...
  
   Borough Corporation
• Gloucester
  Gloucester
  Gloucester is a city, district and county town of Gloucestershire in the South West region of England. Gloucester lies close to the Welsh border, and on the River Severn, approximately north-east of Bristol, and south-southwest of Birmingham....
  
   County Borough Corporation
• Leek
  Leek, Staffordshire
  Leek is a market town in the county of Staffordshire, England, on the River Churnet. It is an ancient borough and was granted its royal charter in 1214.It is the administrative centre for the Staffordshire Moorlands District Council...
  
   Urban District Council
• Lichfield
  Lichfield
  Lichfield is a cathedral city, civil parish and district in Staffordshire, England. One of eight civil parishes with city status in England, Lichfield is situated roughly north of Birmingham...
  
   City Corporation
• Malvern
  Malvern, Worcestershire
  Malvern is a town and civil parish in Worcestershire, England, governed by Malvern Town Council. As of the 2001 census it has a population of 28,749, and includes the historical settlement and commercial centre of Great Malvern on the steep eastern flank of the Malvern Hills, and the former...
  
   Urban District Council
• Newcastle-under-Lyme
  Newcastle-under-Lyme
  Newcastle-under-Lyme is a market town in Staffordshire, England, and is the principal town of the Borough of Newcastle-under-Lyme. It is part of The Potteries Urban Area and North Staffordshire. In the 2001 census the town had a population of 73,944...
  
   Borough Corporation
• Stafford
  Stafford
  Stafford is the county town of Staffordshire, in the West Midlands region of England. It lies approximately north of Wolverhampton and south of Stoke-on-Trent, adjacent to the M6 motorway Junction 13 to Junction 14...
  
   Borough Corporation
• Stoke-on-Trent
  Stoke-on-Trent
  Stoke-on-Trent , also called The Potteries is a city in Staffordshire, England, which forms a linear conurbation almost 12 miles long, with an area of . Together with the Borough of Newcastle-under-Lyme Stoke forms The Potteries Urban Area...
  
   County Borough Corporation
• Stone
  Stone, Staffordshire
  Stone is an old market town in Staffordshire, England, situated about seven miles north of Stafford, and around seven miles south of the city of Stoke-on-Trent. It is the second town, after Stafford itself, in the Borough of Stafford, and has long been of importance from the point of view of...
  
   Urban District Council
• Sutton Coldfield
  Sutton Coldfield
  Sutton Coldfield is a suburb of Birmingham, in the West Midlands of England. Sutton is located about from central Birmingham but has borders with Erdington and Kingstanding. Sutton is in the northeast of Birmingham, with a population of 105,000 recorded in the 2001 census...
  
   Borough Corporation
• Walsall
  Walsall
  Walsall is a large industrial town in the West Midlands of England. It is located northwest of Birmingham and east of Wolverhampton. Historically a part of Staffordshire, Walsall is a component area of the West Midlands conurbation and part of the Black Country.Walsall is the administrative...
  
   County Borough Corporation
• Warmley Rural District Council
• West Bromwich
  West Bromwich
  West Bromwich is a town within the Metropolitan Borough of Sandwell, in the West Midlands, England. It is north west of Birmingham lying on the A41 London-to-Birkenhead road. West Bromwich is part of the Black Country...
  
   County Borough Corporation
• Wolverhampton
  Wolverhampton
  Wolverhampton is a city and metropolitan borough in the West Midlands, England. For Eurostat purposes Walsall and Wolverhampton is a NUTS 3 region and is one of five boroughs or unitary districts that comprise the "West Midlands" NUTS 2 region...
  
   County Borough Corporation
• Worcester
  Worcester
  The City of Worcester, commonly known as Worcester, , is a city and county town of Worcestershire in the West Midlands of England. Worcester is situated some southwest of Birmingham and north of Gloucester, and has an approximate population of 94,000 people. The River Severn runs through the...
  
   County Borough Corporation

Joint electricity authorities

(Created under the provisions of the Electricity (Supply) Act, 1919)

• North West Midlands Joint Electricity Authority
• West Midlands Joint Electricity Authority - created 1926, membership consisted of the Midland Electricity Corporation for Power and Distribution and Wolverhampton, Walsall, West Bromwich and Shrewsbury corporations and Cannock UDC.

Private companies

• Chasetown and District Electricity Company
• Market Drayton Electric Light and Power Company
• Midland Electric Corporation for Power Distribution Limited
• Shropshire, Worcestershire and Staffordshire Electric Power Company
• Stroud Electric Supply Company
• Thornbury and District Electricity Company
• West Gloucestershire Power Company

Companies merged into North Eastern Electricity Board (NEEB)

The Board's area was defined as: Durham

County Durham

County Durham is a ceremonial county and unitary district in north east England. The county town is Durham. The largest settlement in the ceremonial county is the town of Darlington...

, Northumberland

Northumberland

Northumberland is the northernmost ceremonial county and a unitary district in North East England. For Eurostat purposes Northumberland is a NUTS 3 region and is one of three boroughs or unitary districts that comprise the "Northumberland and Tyne and Wear" NUTS 2 region...

, the North Riding of Yorkshire

North Riding of Yorkshire

The North Riding of Yorkshire was one of the three historic subdivisions of the English county of Yorkshire, alongside the East and West Ridings. From the Restoration it was used as a Lieutenancy area. The three ridings were treated as three counties for many purposes, such as having separate...

 and parts of the East

East Riding of Yorkshire

The East Riding of Yorkshire, or simply East Yorkshire, is a local government district with unitary authority status, and a ceremonial county of England. For ceremonial purposes the county also includes the city of Kingston upon Hull, which is a separate unitary authority...

 and West Ridings

West Riding of Yorkshire

The West Riding of Yorkshire is one of the three historic subdivisions of Yorkshire, England. From 1889 to 1974 the administrative county, County of York, West Riding , was based closely on the historic boundaries...

 of Yorkshire (including York

York

York is a walled city, situated at the confluence of the Rivers Ouse and Foss in North Yorkshire, England. The city has a rich heritage and has provided the backdrop to major political events throughout much of its two millennia of existence...

).

Local authority undertakings

• Amble
  Amble
  Amble is a town, civil parish and seaport on the North Sea coast, in Northumberland, England. It lies at the mouth of the River Coquet, and the nearby Coquet Island is clearly visible from its beaches and harbour. The civil parish, which has town status, is called Amble by the Sea, and has a...
  
   Urban District Council
• Crook
  Crook, County Durham
  Crook is a market town in County Durham, England. It is situated about 10 miles south-west of Durham.Crook lies a couple of miles north of the River Wear, on the A690 from Durham...
  
   and Willington
  Willington, County Durham
  Willington is a former-pit town in County Durham, England. It is in the foothills of the Pennines and near the River Wear close to Crook and Bishop Auckland. Like many communities in the area, Willington's economy was largely based on coal mining. The closure of the colliery in 1967 therefore hit...
  
   Urban District Council
• Darlington
  Darlington
  Darlington is a market town in the Borough of Darlington, part of the ceremonial county of County Durham, England. It lies on the small River Skerne, a tributary of the River Tees, not far from the main river. It is the main population centre in the borough, with a population of 97,838 as of 2001...
  
   County Borough Corporation
• Eston
  Eston
  Eston is a town within the Unitary Authority of Redcar and Cleveland, England. Within the Middlesbrough agglomeration it falls inside the Greater Eston initiative...
  
   Urban District Council
• Guisborough
  Guisborough
  Guisborough is a market town and civil parish within the unitary authority of Redcar and Cleveland and the ceremonial county of North Yorkshire, England....
  
   Urban District Council
• Harrogate
  Harrogate
  Harrogate is a spa town in North Yorkshire, England. The town is a tourist destination and its visitor attractions include its spa waters, RHS Harlow Carr gardens, and Betty's Tea Rooms. From the town one can explore the nearby Yorkshire Dales national park. Harrogate originated in the 17th...
  
   Borough Corporation
• Middlesbrough
  Middlesbrough
  Middlesbrough is a large town situated on the south bank of the River Tees in north east England, that sits within the ceremonial county of North Yorkshire...
  
   County Borough Corporation
• Newcastle-upon-Tyne County Borough Corporation
• Redcar
  Redcar
  Redcar is a seaside resort in the north east of England, and a major town in the unitary authority of Redcar and Cleveland in the ceremonial county of North Yorkshire. It lies east-northeast of Middlesbrough by the North Sea coast...
  
   Borough Corporation
• Richmond
  Richmond, North Yorkshire
  Richmond is a market town and civil parish on the River Swale in North Yorkshire, England and is the administrative centre of the district of Richmondshire. It is situated on the edge of the Yorkshire Dales National Park, and serves as the Park's main tourist centre...
  
   (Yorks) Borough Corporation
• Scarborough Borough
  Scarborough (borough)
  Scarborough is a non-metropolitan district and borough of North Yorkshire, England. In addition to the town of Scarborough, it covers a large stretch of the coast of Yorkshire, including Whitby and Filey....
  
   Corporation
• Seaham
  Seaham
  Seaham, formerly Seaham Harbour, is a small town in County Durham, situated south of Sunderland and east of Durham. It has a small parish church, St Mary the Virgin, with a late 7th century Anglo Saxon nave resembling the church at Escomb in many respects. St Mary the Virgin is regarded as one of...
  
   Urban District Council
• Skelton and Brotton
  Skelton and Brotton
  Skelton and Brotton is a civil parish in the unitary authority of Redcar and Cleveland, England. It consists of the towns of Skelton-in-Cleveland and Brotton, which had a combined population of 18,952 in 2002....
  
   Urban District Council
• South Shields
  South Shields
  South Shields is a coastal town in Tyne and Wear, England, located at the mouth of the River Tyne to Tyne Dock, and about downstream from Newcastle upon Tyne...
  
   County Borough Corporation
• Stanley
  Stanley, County Durham
  Stanley is a former colliery town and civil parish in County Durham, England. Centred on a hilltop between Chester-le-Street and Consett, the town lies south west of Gateshead....
  
   Urban District Council
• Stockton-on-Tees
  Stockton-on-Tees
  Stockton-on-Tees is a market town in north east England. It is the major settlement in the unitary authority and borough of Stockton-on-Tees. For ceremonial purposes, the borough is split between County Durham and North Yorkshire as it also incorporates a number of smaller towns including...
  
   Borough Corporation
• Sunderland County Borough
  City of Sunderland
  The City of Sunderland is a local government district of Tyne and Wear, in North East England, with the status of a city and metropolitan borough...
  
   Corporation
• Tynemouth
  Tynemouth
  Tynemouth is a town and a historic borough in Tyne and Wear, England, at the mouth of the River Tyne, between North Shields and Cullercoats . It is administered as part of the borough of North Tyneside, but until 1974 was an independent county borough in its own right...
  
   County Borough Corporation
• West Hartlepool
  West Hartlepool
  This article refers to the place; for the Rugby Football Club see West Hartlepool R.F.C.West Hartlepool refers to the western part of the what has since the 1960s been known as the borough of Hartlepool in North East England...
  
   Borough Corporation
• Whitby Urban District Council
• York
  York
  York is a walled city, situated at the confluence of the Rivers Ouse and Foss in North Yorkshire, England. The city has a rich heritage and has provided the backdrop to major political events throughout much of its two millennia of existence...
  
   County Borough Corporation

Private companies

• Askrigg and Reeth Electric Supply Company
• Cleveland and Durham Electric Power Company
• County of Durham Electrical Power Distribution Company
• County of Durham Power Supply Company
• Durham Collieries Electric Power Company
• Durham County Electric Power Company
• Hawes Electric Lighting Company
• Hexham and District Supply Company
• Houghton le Spring and District Electric Lighting Company
• Northern Counties Electricity Supply Company
• Tees Power Station Company
• Newcastle and District Electric Lighting Company
  Newcastle and District Electric Lighting Company
  The Newcastle and District Electric Lighting Company was a pre-nationalisation, private electricity supply company, based in Newcastle upon Tyne in North East England. The company was set up in 1889 by Charles Algernon Parsons...
  
  
• North Eastern Electric Supply Company Limited (NESCo; formed in 1889 as Newcastle-upon-Tyne Electric Supply Company
  Newcastle-upon-Tyne Electric Supply Company
  The North Eastern Electric Supply Company was responsible for the supply of electricity to a large amount of North East England, prior to the nationalisation of the British electricity industry with the Electricity Act 1947...
  
   Ltd.) - built a large AC network pioneered by engineer Charles Merz
  Charles Hesterman Merz
  Charles Hesterman Merz was a British electrical engineer who pioneered the use of high-voltage three-phase AC power distribution in the United Kingdom, building a system in the North East of England in the early 20th century that became the model for the country's National Grid.-Life:Merz was then...
  
  

Companies merged into North Western Electricity Board (NWEB)

The Board's area was defined as: Cumberland

Cumberland

Cumberland is a historic county of North West England, on the border with Scotland, from the 12th century until 1974. It formed an administrative county from 1889 to 1974 and now forms part of Cumbria....

, Westmorland

Westmorland

Westmorland is an area of North West England and one of the 39 historic counties of England. It formed an administrative county from 1889 to 1974, after which the entirety of the county was absorbed into the new county of Cumbria.-Early history:...

 and parts of Cheshire

Cheshire

Cheshire is a ceremonial county in North West England. Cheshire's county town is the city of Chester, although its largest town is Warrington. Other major towns include Widnes, Congleton, Crewe, Ellesmere Port, Runcorn, Macclesfield, Winsford, Northwich, and Wilmslow...

, Derbyshire

Derbyshire

Derbyshire is a county in the East Midlands of England. A substantial portion of the Peak District National Park lies within Derbyshire. The northern part of Derbyshire overlaps with the Pennines, a famous chain of hills and mountains. The county contains within its boundary of approx...

, Lancashire

Lancashire

Lancashire is a non-metropolitan county of historic origin in the North West of England. It takes its name from the city of Lancaster, and is sometimes known as the County of Lancaster. Although Lancaster is still considered to be the county town, Lancashire County Council is based in Preston...

 (including Manchester

Manchester

Manchester is a city and metropolitan borough in Greater Manchester, England. According to the Office for National Statistics, the 2010 mid-year population estimate for Manchester was 498,800. Manchester lies within one of the UK's largest metropolitan areas, the metropolitan county of Greater...

) and of the West Riding of Yorkshire

West Riding of Yorkshire

The West Riding of Yorkshire is one of the three historic subdivisions of Yorkshire, England. From 1889 to 1974 the administrative county, County of York, West Riding , was based closely on the historic boundaries...

.

Local authority undertakings

• Accrington
  Accrington
  Accrington is a town in Lancashire, within the borough of Hyndburn. It lies about east of Blackburn, west of Burnley, north of Manchester city centre and is situated on the mostly culverted River Hyndburn...
  
   Borough Corporation
• Alderley Edge
  Alderley Edge
  Alderley Edge is a village and civil parish within the unitary authority of Cheshire East and the ceremonial county of Cheshire, England. According to the 2001 census the parish had a population of 4,409....
  
   and Wilmslow
  Wilmslow
  -Economy:Wilmslow is well known, like Alderley Edge, for having many famous residents, notably footballers, stars of Coronation Street and rich North West businessmen. The town is part of the so-called Golden Triangle in the north west together with Alderley Edge and Prestbury...
  
   Electricity Board
• Ashton-in-Makerfield
  Ashton-in-Makerfield
  Ashton-in-Makerfield is a town in the Metropolitan Borough of Wigan, Greater Manchester. It is situated south of Wigan, north-northwest of Warrington and west of the city of Manchester. In 2001 it had a population of 28,505....
  
   Urban District Council
• Ashton-under-Lyne
  Ashton-under-Lyne
  Ashton-under-Lyne is a market town in the Metropolitan Borough of Tameside, Greater Manchester, England. Historically a part of Lancashire, it lies on the north bank of the River Tame, on undulating land at the foothills of the Pennines...
  
   Borough Corporation
• Atherton
  Atherton, Greater Manchester
  Atherton is a town within the Metropolitan Borough of Wigan, in Greater Manchester, England, historically a part of Lancashire. It is east of Wigan, north-northeast of Leigh, and northwest of Manchester...
  
   Urban District Council
• Bacup
  Bacup
  Bacup is a town within the Rossendale borough of Lancashire, England. It is located amongst the South Pennines, along Lancashire's eastern boundary with West Yorkshire. The town sits within a rural setting in the Forest of Rossendale, amongst the steep-sided upper-Irwell Valley, through which the...
  
   Borough Corporation
• Barrow-in-Furness
  Barrow-in-Furness
  Barrow-in-Furness is an industrial town and seaport which forms about half the territory of the wider Borough of Barrow-in-Furness in the county of Cumbria, England. It lies north of Liverpool, northwest of Manchester and southwest from the county town of Carlisle...
  
   County Borough Corporation (1899)
• Blackburn County Borough Corporation
• Blackpool
  Blackpool
  Blackpool is a borough, seaside town, and unitary authority area of Lancashire, in North West England. It is situated along England's west coast by the Irish Sea, between the Ribble and Wyre estuaries, northwest of Preston, north of Liverpool, and northwest of Manchester...
  
   County Borough Corporation
• Bolton
  Bolton
  Bolton is a town in Greater Manchester, in the North West of England. Close to the West Pennine Moors, it is north west of the city of Manchester. Bolton is surrounded by several smaller towns and villages which together form the Metropolitan Borough of Bolton, of which Bolton is the...
  
   County Borough Corporation
• Bredbury and Romiley
  Bredbury and Romiley
  Bredbury and Romiley was an urban district in the administrative county of Cheshire, England from 1894 to 1974, which covered the Civil Parishes of Bredbury, Compstall and Romiley....
  
   Urban District Council
• Brierfield Urban District Council
• Burnley
  Burnley
  Burnley is a market town in the Burnley borough of Lancashire, England, with a population of around 73,500. It lies north of Manchester and east of Preston, at the confluence of the River Calder and River Brun....
  
   County Borough Corporation
• Bury
  Bury
  Bury is a town in Greater Manchester, England. It lies on the River Irwell, east of Bolton, west-southwest of Rochdale, and north-northwest of the city of Manchester...
  
   County Borough Corporation
• Buxton
  Buxton
  Buxton is a spa town in Derbyshire, England. It has the highest elevation of any market town in England. Located close to the county boundary with Cheshire to the west and Staffordshire to the south, Buxton is described as "the gateway to the Peak District National Park"...
  
   Borough Corporation
• Carlisle
  County Borough of Carlisle
  Carlisle was, from 1835 to 1974, a local government district in the northwest of England, coterminate with Carlisle. In 1835, following the Municipal Corporations Act 1835, Carlisle was constituted a municipal borough of Cumberland, but was promoted to county borough status in 1914, within its...
  
   County Borough Corporation (1899)
• Cheadle and Gatley
  Cheadle and Gatley
  Cheadle and Gatley was, from 1894 to 1974, an urban district of Cheshire, England.It was created by the Local Government Act 1894 based on the Cheadle and Gatley urban sanitary district...
  
   Urban District Council
• Clitheroe
  Clitheroe
  Clitheroe is a town and civil parish in the Borough of Ribble Valley in Lancashire, England. It is 1½ miles from the Forest of Bowland and is often used as a base for tourists in the area. It has a population of 14,697...
  
   Borough Corporation
• Colne
  Colne
  Colne is the second largest town and civil parish in the Borough of Pendle in Lancashire, England, with a population of 20,118. It lies at the eastern end of the M65, 6 miles north-east of Burnley, with Nelson immediately adjacent, in the Aire Gap with two main roads leading into the Yorkshire...
  
   Borough Corporation
• Darwen
  Darwen
  Darwen is a market town and civil parish located within Lancashire, England. Along with its northerly neighbour, Blackburn, it forms the Borough of Blackburn with Darwen — a unitary authority area...
  
   Borough Corporation
• Eccles
  Eccles, Greater Manchester
  Eccles is a town in the City of Salford, a metropolitan borough of Greater Manchester in North West England, west of Salford and west of Manchester city centre...
  
   Borough Corporation
• Farnworth
  Farnworth
  Farnworth is within the Metropolitan Borough of Bolton in Greater Manchester, England. It is located southeast of Bolton, 6 miles south-west of Bury , and northwest of Manchester....
  
   Borough Corporation
• Fleetwood
  Fleetwood
  Fleetwood is a town within the Wyre district of Lancashire, England, lying at the northwest corner of the Fylde. It had a population of 26,840 people at the 2001 Census. It forms part of the Greater Blackpool conurbation. The town was the first planned community of the Victorian era...
  
   Borough Corporation
• Grange Urban District Council (1912)
• Haslingden
  Haslingden
  Haslingden is a small town in Rossendale, Lancashire, England. It is north of Manchester. The name means 'valley of the hazels', though the town is in fact set on a high and windy hill. In the early 20th century Haslingden had the status of a municipal borough, but following local government...
  
   Borough Corporation
• Hazel Grove and Bramhall
  Hazel Grove and Bramhall
  Hazel Grove and Bramhall was a civil parish and urban district in north east Cheshire, England from 1900 to 1974.It was created in 1900 covering, from Stockport Rural District, the former area of the civil parishes of:*Bosden*Bramhall*Norbury*Offerton...
  
   Urban District Council
• Heywood
  Heywood, Greater Manchester
  Heywood is a town within the Metropolitan Borough of Rochdale, in Greater Manchester, England. It lies on the south bank of the River Roch and is east of Bury, west-southwest of Rochdale, and north of the city of Manchester. The town of Middleton lies to the south, whilst to the north is the...
  
   Borough Corporation
• Hindley
  Hindley, Greater Manchester
  Hindley is a town within the Metropolitan Borough of Wigan in Greater Manchester, England. Lying three miles east of Wigan it covers an area of 1044 hectares. Historically a part of Lancashire, Hindley which includes Hindley Green borders the towns of Ince-in-Makerfield and Leigh within Wigan...
  
   Urban District Council
• Horwich
  Horwich
  Horwich is a town and civil parish within the Metropolitan Borough of Bolton, in Greater Manchester, England. It is southeast of Chorley, northwest of Bolton and northwest from the city of Manchester. It lies at the southern edge of the West Pennine Moors with the M61 motorway close to the...
  
   Urban District Council
• Kendal
  Kendal
  Kendal, anciently known as Kirkby in Kendal or Kirkby Kendal, is a market town and civil parish within the South Lakeland District of Cumbria, England...
  
   Borough Corporation (1902)
• Lancaster
  Lancaster, Lancashire
  Lancaster is the county town of Lancashire, England. It is situated on the River Lune and has a population of 45,952. Lancaster is a constituent settlement of the wider City of Lancaster, local government district which has a population of 133,914 and encompasses several outlying towns, including...
  
   City Corporation
• Leigh
  Leigh, Greater Manchester
  Leigh is a town within the Metropolitan Borough of Wigan, in Greater Manchester, England. It is southeast of Wigan, and west of Manchester. Leigh is situated on low lying land to the north west of Chat Moss....
  
   Borough Corporation
• Littleborough Urban District Council
• Lytham St Anne's Borough Corporation
• Macclesfield
  Macclesfield
  Macclesfield is a market town within the unitary authority of Cheshire East, the county palatine of Chester, also known as the ceremonial county of Cheshire, England. The population of the Macclesfield urban sub-area at the time of the 2001 census was 50,688...
  
   Borough Corporation
• Manchester
  Manchester
  Manchester is a city and metropolitan borough in Greater Manchester, England. According to the Office for National Statistics, the 2010 mid-year population estimate for Manchester was 498,800. Manchester lies within one of the UK's largest metropolitan areas, the metropolitan county of Greater...
  
   County Borough Corporation
• Marple
  Marple, Greater Manchester
  Marple is a small town within the Metropolitan Borough of Stockport, in Greater Manchester, England. It lies on the River Goyt southeast of Stockport.Historically part of Cheshire, Marple has a population of 23,480 .-Toponymy:...
  
   Urban District Council
• Middleton
  Middleton, Greater Manchester
  Middleton is a town within the Metropolitan Borough of Rochdale, in Greater Manchester, England. It stands on the River Irk, south-southwest of Rochdale, and north-northeast of the city of Manchester...
  
   Borough Corporation
• Millom Rural District
  Millom Rural District
  Millom was a rural district in Cumberland in England from 1934 to 1974.It was formed by a County Review Order in 1934 by the merger of the Millom urban district with most of the Bootle Rural District....
  
   Council - Millom
  Millom
  Millom is a town and civil parish on the estuary of the River Duddon in the southwest of Cumbria, England. The name is Cumbrian dialect for "At the mills". The town is accessible both by rail and an A class road...
  
   Urban District Council (1927) absorbed by RDC in 1934
• Milnrow Urban District
  Milnrow Urban District
  Milnrow Urban District was, from 1894 to 1974, a local government district of the administrative county of Lancashire, in northwest England. It covered an area to the east and southeast of the County Borough of Rochdale, and included the town of Milnrow, the village of New Hey, and the Piethorne...
  
   Council
• Morecambe and Heysham
  Morecambe and Heysham
  Morecambe and Heysham was a municipal borough in Lancashire, England, from 1928 to 1974. It was formed by the merging of Morecambe urban district and Heysham urban district. The area now forms part of the City of Lancaster district....
  
   Borough Corporation
• Nelson
  Nelson, Lancashire
  Nelson is a town and civil parish in the Borough of Pendle in Lancashire, England, with a population of 28,998 in 2001. It lies 4 miles north of Burnley on the Leeds and Liverpool Canal....
  
   Borough Corporation
• New Mills
  New Mills
  New Mills is a town in Derbyshire, England approximately south-east of Stockport and from Manchester. It is sited at the confluence of the rivers Goyt and Sett, on the border of Cheshire. The town stands above the Torrs, a deep gorge, cut through Woodhead Hill Sandstone of the Carboniferous period...
  
   Urban District Council
• Newton-le-Willows
  Newton-le-Willows
  Newton-le-Willows is a small market town within the Metropolitan Borough of St Helens, in Merseyside, England. Historically a part of Lancashire, it is situated about midway between the cities of Manchester and Liverpool, to the east of St Helens, to the north of Warrington and to the south of...
  
   Urban District Council
• Oldham County Borough
  County Borough of Oldham
  Oldham was, from 1849 to 1974, a local government district in the northwest of England coterminate with the town of Oldham.-Improvement Commissioners:...
  
   Corporation
• Padiham
  Padiham
  Padiham is a small town and civil parish on the River Calder, about west of Burnley and south of Pendle Hill, in Lancashire, England. It is part of the Borough of Burnley but also has its own town council with varied powers.-History:...
  
   Urban District Council
• Preston County Borough Corporation
• Radcliffe
  Radcliffe, Greater Manchester
  Radcliffe is a town within the Metropolitan Borough of Bury, in Greater Manchester, England. It lies on undulating ground in the Irwell Valley, along the course of the River Irwell, south-west of Bury and north-northwest of Manchester. Radcliffe is contiguous with the town of Whitefield to the...
  
   Borough Corporation
• Rawtenstall
  Rawtenstall
  Rawtenstall is a town at the centre of the Rossendale Valley, in Lancashire, England. It is the seat for the Borough of Rossendale, in which it is located. The town lies 18 miles north of Manchester, 22 miles east of the county town of Preston and 45 miles south east of Lancaster...
  
   Borough Corporation
• Rochdale County Borough
  County Borough of Rochdale
  Rochdale was, from 1856 to 1974, a local government district coterminate with the town of Rochdale in the northwest of England.-Municipal borough:...
  
   Corporation
• Sale
  Sale, Greater Manchester
  Sale is a town within the Metropolitan Borough of Trafford, in Greater Manchester, England. Historically part of Cheshire, the town lies on flat ground on the south bank of the River Mersey, south of Stretford, northeast of Altrincham, and southwest of the city of Manchester...
  
   Borough Corporation
• Salford County Borough
  County Borough of Salford
  Salford was, from 1844 to 1974, a local government district in the northwest of England, coterminate with Salford. It was granted city status in 1926.-Free Borough and Police Commissioners:...
  
   Corporation
• Stalybridge
  Stalybridge
  Stalybridge is a town in the Metropolitan Borough of Tameside in Greater Manchester, England, with a population of 22,568. Historically a part of Cheshire, it is east of Manchester city centre and northwest of Glossop. With the construction of a cotton mill in 1776, Stalybridge became one of...
  
  , Hyde
  Hyde, Greater Manchester
  Hyde is a town in the Metropolitan Borough of Tameside, Greater Manchester, England. As of the 2001 census, the town had a population of 31,253. Historically part of Cheshire, it is northeast of Stockport, west of Glossop and east of Manchester....
  
  , Mossley
  Mossley
  Mossley is a small town and civil parish within the Metropolitan Borough of Tameside, in Greater Manchester, England. The town is located in the upper section of the Tame valley in the foothills of the Pennines, northeast of Ashton-under-Lyne and east of Manchester.Mossley has the distinction of...
  
   and Dukinfield
  Dukinfield
  Dukinfield is a small town within the Metropolitan Borough of Tameside, in Greater Manchester, England. It lies in central Tameside on the south bank of the River Tame, opposite Ashton-under-Lyne, and is east of the city of Manchester...
  
   Transport & Electricity Board †
• Stockport
  Stockport
  Stockport is a town in Greater Manchester, England. It lies on elevated ground southeast of Manchester city centre, at the point where the rivers Goyt and Tame join and create the River Mersey. Stockport is the largest settlement in the metropolitan borough of the same name...
  
   County Borough Corporation
• Stretford
  Stretford
  Stretford is a town within the Metropolitan Borough of Trafford, in Greater Manchester, England. Lying on flat ground between the River Mersey and the Manchester Ship Canal, it is to the southwest of Manchester city centre, south-southwest of Salford and northeast of Altrincham...
  
   and District Electricity Board
• Swinton and Pendlebury
  Swinton and Pendlebury
  Swinton and Pendlebury was a local government district of the administrative county of Lancashire, England. It was created in 1894 as an urban district and enlarged in 1934, gaining the status of municipal borough.-Constituent civil parishes:...
  
   Borough Corporation
• Thornton Cleveleys Urban District Council
• Turton Urban District Council
• Ulverston
  Ulverston
  Ulverston is a market town and civil parish in the South Lakeland district of Cumbria in north-west England. Historically part of Lancashire, the town is located in the Furness area, close to the Lake District, and just north of Morecambe Bay....
  
   Urban District Council (1926)
• Whitehaven
  Whitehaven
  Whitehaven is a small town and port on the coast of Cumbria, England, which lies equidistant between the county's two largest settlements, Carlisle and Barrow-in-Furness, and is served by the Cumbrian Coast Line and the A595 road...
  
   Borough Corporation (1893)
• Whitworth
  Whitworth, Lancashire
  Whitworth is a town and civil parish within the Borough of Rossendale in Lancashire, England. It is set amongst the foothills of the Pennines, between the towns of Bacup, to the north, and Rochdale, to the south. It has a population of 7,263....
  
   Urban District Council
• Wigan
  Wigan
  Wigan is a town in Greater Manchester, England. It stands on the River Douglas, south-west of Bolton, north of Warrington and west-northwest of Manchester. Wigan is the largest settlement in the Metropolitan Borough of Wigan and is its administrative centre. The town of Wigan had a total...
  
   County Borough Corporation
• Workington
  Workington
  Workington is a town, civil parish and port on the west coast of Cumbria, England, at the mouth of the River Derwent. Lying within the Borough of Allerdale, Workington is southwest of Carlisle, west of Cockermouth, and southwest of Maryport...
  
   Borough Corporation (1925)

Private companies

• Altrincham Electric Supply Limited
• Cark and District Electricity Company (1918)
• Keswick
  Keswick, Cumbria
  Keswick is a market town and civil parish within the Borough of Allerdale in Cumbria, England. It had a population of 4,984, according to the 2001 census, and is situated just north of Derwent Water, and a short distance from Bassenthwaite Lake, both in the Lake District National Park...
  
   Electric Light Company (1890)
• Lancashire Electric Power Company
  The Lancashire Electric Power Company
  The Lancashire Electric Power Company was one of the largest private electricity companies in the UK. It was established by Act of Parliament in 1900.-History:...
  
  
• Mid-Cumberland
  Cumberland
  Cumberland is a historic county of North West England, on the border with Scotland, from the 12th century until 1974. It formed an administrative county from 1889 to 1974 and now forms part of Cumbria....
  
   Electricity Company (1932)
• Ormskirk Electric Supply Company
• Penrith
  Penrith, Cumbria
  Penrith was an urban district between 1894 and 1974, when it was merged into Eden District.The authority's area was coterminous with the civil parish of Penrith although when the council was abolished Penrith became an unparished area....
  
   Electricity Supply Company (1909)
• Sedbergh
  Sedbergh
  Sedbergh is a small town in Cumbria, England. It lies about east of Kendal and about north of Kirkby Lonsdale. The town sits just within the Yorkshire Dales National Park...
  
   Electricity Supply Company (originally J.J.Martin & Co.) (1922)
• Settle and District Electricity Company
• South Cumberland Electricity Supply Company (originally Cumberland Waste Heat Owners Co. Ltd) (1924)
• Trent Valley and High Peak Electricity Company
• Westmorland
  Westmorland
  Westmorland is an area of North West England and one of the 39 historic counties of England. It formed an administrative county from 1889 to 1974, after which the entirety of the county was absorbed into the new county of Cumbria.-Early history:...
  
   and District Electricity Supply Company (1933)
• Windermere and District Electricity Supply Company (originally R.H.Fell & Son Ltd.) (1893)

† Only the electricity supply business was transferred, the SHMD board continued to operate public transport services.

Companies merged into South East Scotland Electricity Board

The Board's area was defined as: Berwickshire

Berwickshire

Berwickshire or the County of Berwick is a registration county, a committee area of the Scottish Borders Council, and a lieutenancy area of Scotland, on the border with England. The town after which it is named—Berwick-upon-Tweed—was lost by Scotland to England in 1482...

, Clackmannanshire

Clackmannanshire

Clackmannanshire, often abbreviated to Clacks is a local government council area in Scotland, and a lieutenancy area, bordering Perth and Kinross, Stirling and Fife.As Scotland's smallest historic county, it is often nicknamed 'The Wee County'....

, Fife

Fife

Fife is a council area and former county of Scotland. It is situated between the Firth of Tay and the Firth of Forth, with inland boundaries to Perth and Kinross and Clackmannanshire...

, Lothians (East Lothian

East Lothian

East Lothian is one of the 32 council areas of Scotland, and a lieutenancy Area. It borders the City of Edinburgh, Scottish Borders and Midlothian. Its administrative centre is Haddington, although its largest town is Musselburgh....

, Midlothian

Midlothian

Midlothian is one of the 32 council areas of Scotland, and a lieutenancy area. It borders the Scottish Borders, East Lothian and the City of Edinburgh council areas....

, West Lothian

West Lothian

West Lothian is one of the 32 unitary council areas in Scotland, and a Lieutenancy area. It borders the City of Edinburgh, Falkirk, North Lanarkshire, the Scottish Borders and South Lanarkshire....

), Peebles, Selkirkshire

Selkirkshire

Selkirkshire or the County of Selkirk is a registration county of Scotland. It borders Peeblesshire to the west, Midlothian to the north, Berwickshire to the north-east, Roxburghshire to the east, and Dumfriesshire to the south...

, and parts of Dunbartonshire

Dunbartonshire

Dunbartonshire or the County of Dumbarton is a lieutenancy area and registration county in the west central Lowlands of Scotland lying to the north of the River Clyde. Until 1975 it was a county used as a primary unit of local government with its county town and administrative centre at the town...

, Roxburghshire

Roxburghshire

Roxburghshire or the County of Roxburgh is a registration county of Scotland. It borders Dumfries to the west, Selkirk to the north-west, and Berwick to the north. To the south-east it borders Cumbria and Northumberland in England.It was named after the Royal Burgh of Roxburgh...

 and Stirlingshire

Stirlingshire

Stirlingshire or the County of Stirling is a registration county of Scotland, based around Stirling, the former county town. It borders Perthshire to the north, Clackmannanshire and West Lothian to the east, Lanarkshire to the south, and Dunbartonshire to the south-west.Until 1975 it was a county...

.

Local authority undertakings

• Borrowstounness
  Bo'ness
  Bo'ness, properly Borrowstounness, is a coastal town in the Central Lowlands of Scotland. It lies on a hillside on the south bank of the Firth of Forth within the Falkirk council area, north-west of Edinburgh and east of Falkirk. At the 2001 census, Bo'ness had a resident population of 13,961...
  
   Burgh
  Burgh
  A burgh was an autonomous corporate entity in Scotland and Northern England, usually a town. This type of administrative division existed from the 12th century, when King David I created the first royal burghs. Burgh status was broadly analogous to borough status, found in the rest of the United...
  
   Corporation
• Denny and Dunipace Burgh Corporation
• Edinburgh
  Edinburgh
  Edinburgh is the capital city of Scotland, the second largest city in Scotland, and the eighth most populous in the United Kingdom. The City of Edinburgh Council governs one of Scotland's 32 local government council areas. The council area includes urban Edinburgh and a rural area...
  
   Corporation (County of the City of Edinburgh)
• Falkirk
  Falkirk
  Falkirk is a town in the Central Lowlands of Scotland. It lies in the Forth Valley, almost midway between the two most populous cities of Scotland; north-west of Edinburgh and north-east of Glasgow....
  
   Burgh Corporation
• Kirkcaldy
  Kirkcaldy
  Kirkcaldy is a town and former royal burgh in Fife, on the east coast of Scotland. The town lies on a shallow bay on the northern shore of the Firth of Forth; SSE of Glenrothes, ENE of Dunfermline, WSW of Dundee and NNE of Edinburgh...
  
   Burgh Corporation
• North Berwick
  North Berwick
  The Royal Burgh of North Berwick is a seaside town in East Lothian, Scotland. It is situated on the south shore of the Firth of Forth, approximately 25 miles east of Edinburgh. North Berwick became a fashionable holiday resort in the 19th century because of its two sandy bays, the East Bay and the...
  
   Burgh Corporation
• Stirling
  Stirling
  Stirling is a city and former ancient burgh in Scotland, and is at the heart of the wider Stirling council area. The city is clustered around a large fortress and medieval old-town beside the River Forth...
  
   Burgh Corporation
• West Lothian
  West Lothian
  West Lothian is one of the 32 unitary council areas in Scotland, and a Lieutenancy area. It borders the City of Edinburgh, Falkirk, North Lanarkshire, the Scottish Borders and South Lanarkshire....
  
   County Council
  County council
  A county council is the elected administrative body governing an area known as a county. This term has slightly different meanings in different countries.-United Kingdom:...
  
  

Private companies

• Fife Electric Power Company
• Lothians Electric Power Company
• Musselburgh and District Electric Light and Traction Company †
• Scottish Central Electric Power Company
• Scottish Midlands Electricity Supply Limited
• Scottish Southern Electric Supply Company

† Musselburgh and District's trams were taken over by Edinburgh Corporation in 1928, although the company's name was not changed to reflect this.

Companies merged into South Eastern Electricity Board (SEEBOARD

SEEBOARD

SEEBOARD, formerly South Eastern Electricity Board , was a British electricity company. The electrical power industry in the United Kingdom was nationalised by the Electricity Act 1947, when over 600 electric power companies were merged into twelve Area Boards, one of which was the South Eastern...

)

The Board's area was defined as: Parts of Kent

Kent

Kent is a county in southeast England, and is one of the home counties. It borders East Sussex, Surrey and Greater London and has a defined boundary with Essex in the middle of the Thames Estuary. The ceremonial county boundaries of Kent include the shire county of Kent and the unitary borough of...

, Middlesex

Middlesex

Middlesex is one of the historic counties of England and the second smallest by area. The low-lying county contained the wealthy and politically independent City of London on its southern boundary and was dominated by it from a very early time...

, Surrey

Surrey

Surrey is a county in the South East of England and is one of the Home Counties. The county borders Greater London, Kent, East Sussex, West Sussex, Hampshire and Berkshire. The historic county town is Guildford. Surrey County Council sits at Kingston upon Thames, although this has been part of...

 and Sussex

Sussex

Sussex , from the Old English Sūþsēaxe , is an historic county in South East England corresponding roughly in area to the ancient Kingdom of Sussex. It is bounded on the north by Surrey, east by Kent, south by the English Channel, and west by Hampshire, and is divided for local government into West...

.

Local authority undertakings

• Ashford
  Ashford, Kent
  Ashford is a town in the borough of Ashford in Kent, England. In 2005 it was voted the fourth best place to live in the United Kingdom. It lies on the Great Stour river, the M20 motorway, and the South Eastern Main Line and High Speed 1 railways. Its agricultural market is one of the most...
  
   Urban District Council
• Bexhill
  Bexhill-on-Sea
  Bexhill-on-Sea is a town and seaside resort in the county of East Sussex, in the south of England, within the District of Rother. It has a population of approximately 40,000...
  
   Borough Corporation
• Brighton
  Brighton
  Brighton is the major part of the city of Brighton and Hove in East Sussex, England on the south coast of Great Britain...
  
   County Borough Corporation
• Canterbury
  Canterbury
  Canterbury is a historic English cathedral city, which lies at the heart of the City of Canterbury, a district of Kent in South East England. It lies on the River Stour....
  
   County Borough Corporation
• Croydon
  Croydon
  Croydon is a town in South London, England, located within the London Borough of Croydon to which it gives its name. It is situated south of Charing Cross...
  
   County Borough Corporation
• Dover
  Dover
  Dover is a town and major ferry port in the home county of Kent, in South East England. It faces France across the narrowest part of the English Channel, and lies south-east of Canterbury; east of Kent's administrative capital Maidstone; and north-east along the coastline from Dungeness and Hastings...
  
   Borough Corporation
• Eastbourne
  Eastbourne
  Eastbourne is a large town and borough in East Sussex, on the south coast of England between Brighton and Hastings. The town is situated at the eastern end of the chalk South Downs alongside the high cliff at Beachy Head...
  
   County Borough Corporation
• East Grinstead
  East Grinstead
  East Grinstead is a town and civil parish in the northeastern corner of Mid Sussex, West Sussex in England near the East Sussex, Surrey, and Kent borders. It lies south of London, north northeast of Brighton, and east northeast of the county town of Chichester...
  
   Urban District Council
• Epsom and Ewell
  Epsom and Ewell
  Epsom and Ewell is a local government district with borough status in Surrey, England, covering the town of Epsom and the village of Ewell. The borough was formed as an urban district in 1894, and was known as Epsom until 1934. It was made a municipal borough in 1937...
  
   Borough Corporation
• Faversham
  Faversham
  Faversham is a market town and civil parish in the Swale borough of Kent, England. The parish of Faversham grew up around an ancient sea port on Faversham Creek and was the birthplace of the explosives industry in England.-History:...
  
   Borough Corporation
• Gillingham Borough Corporation
• Gravesend
  Gravesend, Kent
  Gravesend is a town in northwest Kent, England, on the south bank of the Thames, opposite Tilbury in Essex. It is the administrative town of the Borough of Gravesham and, because of its geographical position, has always had an important role to play in the history and communications of this part of...
  
   Borough Corporation
• Guildford
  Guildford
  Guildford is the county town of Surrey. England, as well as the seat for the borough of Guildford and the administrative headquarters of the South East England region...
  
   Borough Corporation
• Hastings
  Hastings
  Hastings is a town and borough in the county of East Sussex on the south coast of England. The town is located east of the county town of Lewes and south east of London, and has an estimated population of 86,900....
  
   County Borough Corporation
• Horsham
  Horsham
  Horsham is a market town with a population of 55,657 on the upper reaches of the River Arun in the centre of the Weald, West Sussex, in the historic County of Sussex, England. The town is south south-west of London, north-west of Brighton and north-east of the county town of Chichester...
  
   Urban District Council
• Hove
  Hove
  Hove is a town on the south coast of England, immediately to the west of its larger neighbour Brighton, with which it forms the unitary authority Brighton and Hove. It forms a single conurbation together with Brighton and some smaller towns and villages running along the coast...
  
   Borough Corporation
• Kingston upon Thames
  Kingston upon Thames
  Kingston upon Thames is the principal settlement of the Royal Borough of Kingston upon Thames in southwest London. It was the ancient market town where Saxon kings were crowned and is now a suburb situated south west of Charing Cross. It is one of the major metropolitan centres identified in the...
  
   Borough Corporation
• Maidstone
  Maidstone
  Maidstone is the county town of Kent, England, south-east of London. The River Medway runs through the centre of the town linking Maidstone to Rochester and the Thames Estuary. Historically, the river was a source and route for much of the town's trade. Maidstone was the centre of the agricultural...
  
   Borough Corporation
• Margate
  Margate
  -Demography:As of the 2001 UK census, Margate had a population of 40,386.The ethnicity of the town was 97.1% white, 1.0% mixed race, 0.5% black, 0.8% Asian, 0.6% Chinese or other ethnicity....
  
  , Broadstairs
  Broadstairs
  Broadstairs is a coastal town on the Isle of Thanet in the Thanet district of east Kent, England, about south-east of London. It is part of the civil parish of Broadstairs and St Peter's, which includes St. Peter's and had a population in 2001 of about 24,000. Situated between Margate and...
  
   and District Electricity Board
• Reigate
  Reigate
  Reigate is a historic market town in Surrey, England, at the foot of the North Downs, and in the London commuter belt. It is one of the main constituents of the Borough of Reigate and Banstead...
  
   Borough Corporation
• Tonbridge
  Tonbridge
  Tonbridge is a market town in the English county of Kent, with a population of 30,340 in 2007. It is located on the River Medway, approximately 4 miles north of Tunbridge Wells, 12 miles south west of Maidstone and 29 miles south east of London...
  
   Urban District Council
• Tunbridge Wells Borough Corporation
• Walton and Weybridge Urban District
  Walton and Weybridge Urban District
  Walton and Weybridge was a local government district in Surrey, England from 1933 to 1974.It was formed by a County Review Order in 1933 by the merger of the urban districts of Walton-on-Thames and Weybridge....
  
   Council
• Worthing
  Worthing
  Worthing is a large seaside town with borough status in West Sussex, within the historic County of Sussex, forming part of the Brighton/Worthing/Littlehampton conurbation. It is situated at the foot of the South Downs, west of Brighton, and east of the county town of Chichester...
  
   Borough Corporation

Joint electricity authorities

(Created under the provisions of the Electricity (Supply) Act, 1919)

• London and Home Counties Joint Electricity Authority

Private companies

• Burgess Hill Electricity Limited
• Central Sussex Electricity Limited
• Folkestone Electricity Supply Company
• Guildford Gas Light and Coke Company
• Herne Bay and District Electricity Supply Company
• Horley and District Electricity Supply Company
• Kent Electric Power Company
• Lewes and District Electric Supply Company
• Peacehaven Electric Light and Power Company
• Ramsgate and District Electric Supply Company
• Richmond (Surrey) Electric Light and Power Company
• Ringmer and District Electricity Company
• Seaford and Newhaven Electricity Limited
• Sevenoaks and District Electricity Company
• Sheerness and District Electric Supply Company
• Shoreham and District Electric Lighting and Power Company
• South-East Kent Electric Power Company
• Steyning Electricity Limited
• Sussex Electricity Supply Company
• Uckfield Gas and Electricity Company
• Weald Electricity Supply Company
• West Kent Electric Company
• Whistable Electric Company
• Woking Electric Supply Company

Companies merged into South Wales Electricity Board (SWALEC

SWALEC

SWALEC was an electricity supply and distribution company which was bought out in 1996 for £872m following the de-regulation of the electricity supply industry in the UK....

)

The Board's area was defined as: Brecknockshire

Brecknockshire

Brecknockshire , also known as the County of Brecknock, Breconshire, or the County of Brecon is one of thirteen historic counties of Wales, and a former administrative county.-Geography:...

, Carmarthenshire

Carmarthenshire

Carmarthenshire is a unitary authority in the south west of Wales and one of thirteen historic counties. It is the 3rd largest in Wales. Its three largest towns are Llanelli, Carmarthen and Ammanford...

, Glamorganshire, Monmouthshire

Monmouthshire

Monmouthshire is a county in south east Wales. The name derives from the historic county of Monmouthshire which covered a much larger area. The largest town is Abergavenny. There are many castles in Monmouthshire .-Historic county:...

, Pembrokeshire

Pembrokeshire

Pembrokeshire is a county in the south west of Wales. It borders Carmarthenshire to the east and Ceredigion to the north east. The county town is Haverfordwest where Pembrokeshire County Council is headquartered....

, Radnorshire

Radnorshire

Radnorshire is one of thirteen historic and former administrative counties of Wales. It is represented by the Radnorshire area of Powys, which according to the 2001 census, had a population of 24,805...

 and part of Cardiganshire

Ceredigion

Ceredigion is a county and former kingdom in mid-west Wales. As Cardiganshire , it was created in 1282, and was reconstituted as a county under that name in 1996, reverting to Ceredigion a day later...

.

Local authority undertakings

• Aberdare
  Aberdare
  Aberdare is an industrial town in Rhondda Cynon Taf, Wales, situated at the confluence of the Rivers Dare and Cynon. The population at the census was 31,705...
  
   Urban District Council
• Abertillery
  Abertillery
  Abertillery is a town in the county borough of Blaenau Gwent in South Wales, north-west of Newport, originally on the Great Western Railway. Its population rose steeply during the period of mining development in South Wales, being 10,846 in the 1891 census and 21,945 ten years later...
  
   Urban District Council
• Ammanford Urban District Council
• Barry Borough Corporation
• Bedwas and Machen
  Bedwas and Machen
  Bedwas and Machen was an urban district in the administrative county of Monmouthshire from 1912 to 1974, In 1974 it became a community in the district of Rhymney Valley, Mid Glamorgan....
  
   Urban District Council
• Bedwellty
  Bedwellty
  Bedwellty was a parish and urban district in Monmouthshire, South Wales, until 1974.The original ancient parish was very large, including most of the upper Ebbw and Sirhowy valleys...
  
   Urban District Council
• Bridgend
  Bridgend
  Bridgend is a town in the Bridgend County Borough in Wales, west of the capital, Cardiff. The river crossed by the original bridge, which gave the town its name, is the River Ogmore but the River Ewenny also passes to the south of the town...
  
   Urban District Council
• Caerphilly
  Caerphilly
  Caerphilly is a town in the county borough of Caerphilly, south Wales, located at the southern end of the Rhymney Valley, with a population of approximately 31,000. It is a commuter town of Cardiff and Newport, which are located some 7.5 miles and 12 miles away, respectively...
  
   Urban District Council
• Cardiff
  Cardiff
  Cardiff is the capital, largest city and most populous county of Wales and the 10th largest city in the United Kingdom. The city is Wales' chief commercial centre, the base for most national cultural and sporting institutions, the Welsh national media, and the seat of the National Assembly for...
  
   County Borough Corporation
• Cardiff Rural District Council
• Cwmbran
  Cwmbran
  Cwmbrân is a new town in Wales. Today forming part of the county borough of Torfaen and lying within the historic boundaries of Monmouthshire, Cwmbrân was established in 1949 to provide new employment opportunities in the south eastern portion of the South Wales Coalfield. Cwmbrân means Crow...
  
   Urban District Council
• Ebbw Vale
  Ebbw Vale
  Ebbw Vale is a town at the head of the valley formed by the Ebbw Fawr tributary of the Ebbw River, south Wales. It is the largest town and the administrative centre of Blaenau Gwent county borough...
  
   Urban District Council
• Gellygaer
  Gelligaer
  Gelligaer is a town and parish in the County Borough of Caerphilly, Wales, in the Rhymney River valley. The parish also includes the villages of Cefn Hengoed and Hengoed to the south.- History :...
  
   Urban District Council
• Llandrindod Wells
  Llandrindod Wells
  Llandrindod Wells , colloquially known locally as "Llandod", is a town and community in Powys, within the historic boundaries of Radnorshire, mid Wales, United Kingdom. It was developed as a spa town in the 19th century, with a boom in the late 20th century as a centre of local government. Before...
  
   Urban District Council
• Maesteg
  Maesteg
  Maesteg is a town and community in Bridgend County Borough, Wales. Maesteg lies at the northernmost end of the Llynfi Valley, close to the border with Neath Port Talbot. In 2001, Maesteg had a population of 17,859, but it is now at an estimate of 20,000....
  
   Urban District Council
• Milford Haven
  Milford Haven
  Milford Haven is a town and community in Pembrokeshire, Wales. It is situated on the north side of the Milford Haven Waterway, a natural harbour used as a port since the Middle Ages. The town was founded in 1790 on the north side of the Waterway, from which it takes its name...
  
   Urban District Council
• Mountain Ash Urban District Council
• Mynyddislwyn
  Mynyddislwyn
  Mynyddislwyn was a civil parish and urban district in Monmouthshire, south east Wales. It was abolished in local government reorganisation in 1974.The ancient parish of Mynyddislwyn covered a large part of the lower Ebbw and Sirhowy Valleys...
  
   Urban District Council
• Neath
  Neath
  Neath is a town and community situated in the principal area of Neath Port Talbot, Wales, UK with a population of approximately 45,898 in 2001...
  
   Borough Corporation
• Neath Rural District Council
• Newport
  Newport
  Newport is a city and unitary authority area in Wales. Standing on the banks of the River Usk, it is located about east of Cardiff and is the largest urban area within the historic county boundaries of Monmouthshire and the preserved county of Gwent...
  
   County Borough Corporation (Mon.)
• Ogmore and Garw Urban District Council
• Penarth
  Penarth
  Penarth is a town and seaside resort in the Vale of Glamorgan , Wales, 5.2 miles south west from the city centre of the Welsh capital city of Cardiff and lying on the north shore of the Severn Estuary at the southern end of Cardiff Bay...
  
   Urban District Council
• Penybont Rural District Council
• Pontardawe Rural District Council
• Pontypridd
  Pontypridd
  Pontypridd is both a community and a principal town of Rhondda Cynon Taf, Wales and is situated 12 miles/19 km north of the Welsh capital city of Cardiff...
  
   Urban District Council
• Port Talbot
  Port Talbot
  Port Talbot is a town in Neath Port Talbot, Wales. It had a population of 35,633 in 2001.-History:Port Talbot grew out of the original small port and market town of Aberafan , which belonged to the medieval Lords of Afan. The area of the parish of Margam lying on the west bank of the lower Afan...
  
   Borough Corporation
• Rhondda
  Rhondda
  Rhondda , or the Rhondda Valley , is a former coal mining valley in Wales, formerly a local government district, consisting of 16 communities built around the River Rhondda. The valley is made up of two valleys, the larger Rhondda Fawr valley and the smaller Rhondda Fach valley...
  
   Urban District Council
• Risca
  Risca
  Risca is a town of approximately 11,500 people in South Wales, within the Caerphilly County Borough and the historic boundaries of Monmouthshire. It is today part of the Newport conurbation , though it is not a Ward of Newport City Council...
  
   Urban District Council
• Swansea
  Swansea
  Swansea is a coastal city and county in Wales. Swansea is in the historic county boundaries of Glamorgan. Situated on the sandy South West Wales coast, the county area includes the Gower Peninsula and the Lliw uplands...
  
   County Borough Corporation
• Tredegar
  Tredegar
  Tredegar is a town situated on the Sirhowy River in the county borough of Blaenau Gwent, in south-east Wales. Located within the historic boundaries of Monmouthshire, it became an early centre of the Industrial Revolution in South Wales...
  
   Urban District Council

Private companies

• Aberayron and District Electricity Supply and Power Company
• Carmarthen Electric Supply Company
• Chepstow Electric Lighting and Power Company
• Gorseinon Electric Light Company
• Llanelly and District Electric Supply Company †
• Merthyr Electric Traction and Lighting Company
• Monmouth Electricity Company
• Pontypool Electric Light and Power Company
• Porthcawl Electricity Company
• South Wales Electric Power Company
• West Cambrian Power Company

† Llanelly and District's trolleybus operation was sold to British Electric Traction

British Electric Traction

British Electric Traction Company Limited, renamed BET plc in 1985, was a large British industrial conglomerate. It was once a constituent of the FTSE 100 Index but was acquired by Rentokil in 1996, and the merged company is now known as Rentokil Initial.- Early history :The company was founded as...

 in 1952.

Companies merged into South West Scotland Electricity Board 

The Board's area was defined as: Ayrshire

Ayrshire

Ayrshire is a registration county, and former administrative county in south-west Scotland, United Kingdom, located on the shores of the Firth of Clyde. Its principal towns include Ayr, Kilmarnock and Irvine. The town of Troon on the coast has hosted the British Open Golf Championship twice in the...

, Dumfries-shire

Dumfriesshire

Dumfriesshire or the County of Dumfries is a registration county of Scotland. The lieutenancy area of Dumfries has similar boundaries.Until 1975 it was a county. Its county town was Dumfries...

, Kirkcudbrightshire

Kirkcudbrightshire

The Stewartry of Kirkcudbright or Kirkcudbrightshire was a county of south-western Scotland. It was also known as East Galloway, forming the larger Galloway region with Wigtownshire....

, Lanarkshire

Lanarkshire

Lanarkshire or the County of Lanark ) is a Lieutenancy area, registration county and former local government county in the central Lowlands of Scotland...

, Renfrewshire

Renfrewshire

Renfrewshire is one of 32 council areas used for local government in Scotland. Located in the west central Lowlands, it is one of three council areas contained within the boundaries of the historic county of Renfrewshire, the others being Inverclyde to the west and East Renfrewshire to the east...

, Wigtownshire

Wigtownshire

Wigtownshire or the County of Wigtown is a registration county in the Southern Uplands of south west Scotland. Until 1975, the county was one of the administrative counties used for local government purposes, and is now administered as part of the council area of Dumfries and Galloway...

 and parts of Dunbartonshire

Dunbartonshire

Dunbartonshire or the County of Dumbarton is a lieutenancy area and registration county in the west central Lowlands of Scotland lying to the north of the River Clyde. Until 1975 it was a county used as a primary unit of local government with its county town and administrative centre at the town...

, Roxburghshire

Roxburghshire

Roxburghshire or the County of Roxburgh is a registration county of Scotland. It borders Dumfries to the west, Selkirk to the north-west, and Berwick to the north. To the south-east it borders Cumbria and Northumberland in England.It was named after the Royal Burgh of Roxburgh...

 and Stirlingshire

Stirlingshire

Stirlingshire or the County of Stirling is a registration county of Scotland, based around Stirling, the former county town. It borders Perthshire to the north, Clackmannanshire and West Lothian to the east, Lanarkshire to the south, and Dunbartonshire to the south-west.Until 1975 it was a county...

.

Local authority undertakings

• Airdrie
  Airdrie, North Lanarkshire
  Airdrie is a town within North Lanarkshire, Scotland. It lies on a plateau roughly 400 ft above sea level, and is approximately 12 miles east of Glasgow city centre. Airdrie forms part of a conurbation with its neighbour Coatbridge, in the former district known as the Monklands. As of 2006,...
  
   Burgh Corporation
• Ayrshire
  Ayrshire
  Ayrshire is a registration county, and former administrative county in south-west Scotland, United Kingdom, located on the shores of the Firth of Clyde. Its principal towns include Ayr, Kilmarnock and Irvine. The town of Troon on the coast has hosted the British Open Golf Championship twice in the...
  
   Electricity Board
• Coatbridge
  Coatbridge
  Coatbridge is a town in North Lanarkshire, Scotland, about east of Glasgow city centre, set in the central Lowlands. The town, with neighbouring Airdrie, is part of the Greater Glasgow urban area. The first settlement of the area stretches back to the Stone Age era...
  
   Burgh Corporation
• Dumbarton Burgh Corporation (assets owned by Electric Supply Corporation Limited)
• Dumfries
  Dumfries
  Dumfries is a market town and former royal burgh within the Dumfries and Galloway council area of Scotland. It is near the mouth of the River Nith into the Solway Firth. Dumfries was the county town of the former county of Dumfriesshire. Dumfries is nicknamed Queen of the South...
  
   Burgh Corporation
• Dumfriesshire
  Dumfriesshire
  Dumfriesshire or the County of Dumfries is a registration county of Scotland. The lieutenancy area of Dumfries has similar boundaries.Until 1975 it was a county. Its county town was Dumfries...
  
   County Council
• Dunbartonshire
  Dunbartonshire
  Dunbartonshire or the County of Dumbarton is a lieutenancy area and registration county in the west central Lowlands of Scotland lying to the north of the River Clyde. Until 1975 it was a county used as a primary unit of local government with its county town and administrative centre at the town...
  
   County Council
• Glasgow
  Glasgow
  Glasgow is the largest city in Scotland and third most populous in the United Kingdom. The city is situated on the River Clyde in the country's west central lowlands...
  
   Corporation (County of the City of Glasgow)
• Greenock
  Greenock
  Greenock is a town and administrative centre in the Inverclyde council area in United Kingdom, and a former burgh within the historic county of Renfrewshire, located in the west central Lowlands of Scotland...
  
   Burgh Corporation
• Hamilton
  Hamilton, South Lanarkshire
  Hamilton is a town in South Lanarkshire, in the west-central Lowlands of Scotland. It serves as the main administrative centre of the South Lanarkshire council area. It is the fifth-biggest town in Scotland after Paisley, East Kilbride, Livingston and Cumbernauld...
  
   Burgh Corporation
• Helensburgh
  Helensburgh
  Helensburgh is a town in Argyll and Bute, Scotland. It lies on the north shore of the Firth of Clyde and the eastern shore of the entrance to the Gareloch....
  
   Burgh Corporation
• Kirkcudbright
  Kirkcudbrightshire
  The Stewartry of Kirkcudbright or Kirkcudbrightshire was a county of south-western Scotland. It was also known as East Galloway, forming the larger Galloway region with Wigtownshire....
  
   County Council
• Lanarkshire
  Lanarkshire
  Lanarkshire or the County of Lanark ) is a Lieutenancy area, registration county and former local government county in the central Lowlands of Scotland...
  
   County Council
• Motherwell and Wishaw Burgh Corporation
• Paisley
  Paisley
  Paisley is the largest town in the historic county of Renfrewshire in the west central Lowlands of Scotland and serves as the administrative centre for the Renfrewshire council area...
  
   Burgh Corporation

Private companies

• Clyde Valley Electrical Power Company
• Electric Supply Corporation Limited
• Galloway Water Power Company
  Galloway hydro-electric power scheme
  The Galloway hydro-electric power scheme is a network of dams and hydro-electric power stations in Galloway, south west Scotland. It was built between 1930 and 1936....
  
  
• Lanarkshire Hydro Electric Power Company
• Skelmorlie Electric Supply Company
• Strathclyde Electricity Supply Company
• Wigtownshire Electricity Company

Companies merged into South Western Electricity Board (SWEB)

The Board's area was defined as: Cornwall

Cornwall

Cornwall is a unitary authority and ceremonial county of England, within the United Kingdom. It is bordered to the north and west by the Celtic Sea, to the south by the English Channel, and to the east by the county of Devon, over the River Tamar. Cornwall has a population of , and covers an area of...

 (including the Isles of Scilly

Isles of Scilly

The Isles of Scilly form an archipelago off the southwestern tip of the Cornish peninsula of Great Britain. The islands have had a unitary authority council since 1890, and are separate from the Cornwall unitary authority, but some services are combined with Cornwall and the islands are still part...

), Devon

Devon

Devon is a large county in southwestern England. The county is sometimes referred to as Devonshire, although the term is rarely used inside the county itself as the county has never been officially "shired", it often indicates a traditional or historical context.The county shares borders with...

shire and parts of Dorsetshire, Gloucestershire

Gloucestershire

Gloucestershire is a county in South West England. The county comprises part of the Cotswold Hills, part of the flat fertile valley of the River Severn, and the entire Forest of Dean....

 (including Bristol

Bristol

Bristol is a city, unitary authority area and ceremonial county in South West England, with an estimated population of 433,100 for the unitary authority in 2009, and a surrounding Larger Urban Zone with an estimated 1,070,000 residents in 2007...

) and Somerset

Somerset

The ceremonial and non-metropolitan county of Somerset in South West England borders Bristol and Gloucestershire to the north, Wiltshire to the east, Dorset to the south-east, and Devon to the south-west. It is partly bounded to the north and west by the Bristol Channel and the estuary of the...

shire.

Local authority undertakings

• Barnstaple
  Barnstaple
  Barnstaple is a town and civil parish in the local government district of North Devon in the county of Devon, England, UK. It lies west southwest of Bristol, north of Plymouth and northwest of the county town of Exeter. The old spelling Barnstable is now obsolete.It is the main town of the...
  
   Borough Corporation
• Bath County Borough Corporation
• Bridport
  Bridport
  Bridport is a market town in Dorset, England. Located near the coast at the western end of Chesil Beach at the confluence of the River Brit and its Asker and Simene tributaries, it originally thrived as a fishing port and rope-making centre...
  
   Borough Corporation
• Bristol
  Bristol
  Bristol is a city, unitary authority area and ceremonial county in South West England, with an estimated population of 433,100 for the unitary authority in 2009, and a surrounding Larger Urban Zone with an estimated 1,070,000 residents in 2007...
  
   County Borough Corporation
• Exeter
  Exeter
  Exeter is a historic city in Devon, England. It lies within the ceremonial county of Devon, of which it is the county town as well as the home of Devon County Council. Currently the administrative area has the status of a non-metropolitan district, and is therefore under the administration of the...
  
   County Borough Corporation
• Lyme Regis
  Lyme Regis
  Lyme Regis is a coastal town in West Dorset, England, situated 25 miles west of Dorchester and east of Exeter. The town lies in Lyme Bay, on the English Channel coast at the Dorset-Devon border...
  
   Borough Corporation
• Plymouth
  Plymouth
  Plymouth is a city and unitary authority area on the coast of Devon, England, about south-west of London. It is built between the mouths of the rivers Plym to the east and Tamar to the west, where they join Plymouth Sound...
  
   County Borough Corporation
• Plympton St Mary Rural District Council
• Taunton
  Taunton
  Taunton is the county town of Somerset, England. The town, including its suburbs, had an estimated population of 61,400 in 2001. It is the largest town in the shire county of Somerset....
  
   Borough Corporation
• Tiverton Borough Corporation
• Torquay
  Torquay
  Torquay is a town in the unitary authority area of Torbay and ceremonial county of Devon, England. It lies south of Exeter along the A380 on the north of Torbay, north-east of Plymouth and adjoins the neighbouring town of Paignton on the west of the bay. Torquay’s population of 63,998 during the...
  
   Borough Corporation

Private companies

• Bideford and District Electricity Supply Company
• Bridgwater and District Electric Supply & Traction Company
• Brixham Gas and Electricity Company
• Bude Electric Supply Company
• Burnham and District Electric Supply Company
• Chudleigh Electric Light and Power Company
• Cornwall Electric Power Company
• Culm Valley Electric Supply Company
• Dawlish Electric Light and Power Company
• East Devon Electricity Company
• Exe Valley Electricity Company
• Holsworthy Electric Supply Company
• Ilfracombe Electric Light and Power Company
• Lynton and Lynmouth Electric Light Company
• Mid-Somerset Electric Supply Company
• Minehead Electric Supply Company
• North Somerset Electric Supply Company
• Paignton Electric Light and Power Company
• St Austell and District Electric Lighting and Power Company
• Salcombe Gas and Electricity Company
• Seaton and District Electric Light Company
• South Somerset and District Electricity Company
• Teignmouth Electric Lighting Company
• Wellington District Electricity Company
• West Devon Electric Supply Company
• Weston-super-Mare and District Electric Supply Company

Companies merged into Southern Electricity Board (SEB)

The Board's area was defined as: Berkshire

Berkshire

Berkshire is a historic county in the South of England. It is also often referred to as the Royal County of Berkshire because of the presence of the royal residence of Windsor Castle in the county; this usage, which dates to the 19th century at least, was recognised by the Queen in 1957, and...

, Hampshire

Hampshire

Hampshire is a county on the southern coast of England in the United Kingdom. The county town of Hampshire is Winchester, a historic cathedral city that was once the capital of England. Hampshire is notable for housing the original birthplaces of the Royal Navy, British Army, and Royal Air Force...

, the Isle of Wight

Isle of Wight

The Isle of Wight is a county and the largest island of England, located in the English Channel, on average about 2–4 miles off the south coast of the county of Hampshire, separated from the mainland by a strait called the Solent...

, Wiltshire

Wiltshire

Wiltshire is a ceremonial county in South West England. It is landlocked and borders the counties of Dorset, Somerset, Hampshire, Gloucestershire, Oxfordshire and Berkshire. It contains the unitary authority of Swindon and covers...

 and parts of Buckinghamshire

Buckinghamshire

Buckinghamshire is a ceremonial and non-metropolitan home county in South East England. The county town is Aylesbury, the largest town in the ceremonial county is Milton Keynes and largest town in the non-metropolitan county is High Wycombe....

, Dorsetshire, Gloucestershire

Gloucestershire

Gloucestershire is a county in South West England. The county comprises part of the Cotswold Hills, part of the flat fertile valley of the River Severn, and the entire Forest of Dean....

, Middlesex

Middlesex

Middlesex is one of the historic counties of England and the second smallest by area. The low-lying county contained the wealthy and politically independent City of London on its southern boundary and was dominated by it from a very early time...

, Oxfordshire

Oxfordshire

Oxfordshire is a county in the South East region of England, bordering on Warwickshire and Northamptonshire , Buckinghamshire , Berkshire , Wiltshire and Gloucestershire ....

, Somerset

Somerset

The ceremonial and non-metropolitan county of Somerset in South West England borders Bristol and Gloucestershire to the north, Wiltshire to the east, Dorset to the south-east, and Devon to the south-west. It is partly bounded to the north and west by the Bristol Channel and the estuary of the...

shire, Surrey

Surrey

Surrey is a county in the South East of England and is one of the Home Counties. The county borders Greater London, Kent, East Sussex, West Sussex, Hampshire and Berkshire. The historic county town is Guildford. Surrey County Council sits at Kingston upon Thames, although this has been part of...

 and Sussex

Sussex

Sussex , from the Old English Sūþsēaxe , is an historic county in South East England corresponding roughly in area to the ancient Kingdom of Sussex. It is bounded on the north by Surrey, east by Kent, south by the English Channel, and west by Hampshire, and is divided for local government into West...

.

Local authority undertakings

• Aldershot
  Aldershot
  Aldershot is a town in the English county of Hampshire, located on heathland about southwest of London. The town is administered by Rushmoor Borough Council...
  
   Borough Corporation
• Basingstoke
  Basingstoke
  Basingstoke is a town in northeast Hampshire, in south central England. It lies across a valley at the source of the River Loddon. It is southwest of London, northeast of Southampton, southwest of Reading and northeast of the county town, Winchester. In 2008 it had an estimated population of...
  
   Borough Corporation
• Bournemouth
  Bournemouth
  Bournemouth is a large coastal resort town in the ceremonial county of Dorset, England. According to the 2001 Census the town has a population of 163,444, making it the largest settlement in Dorset. It is also the largest settlement between Southampton and Plymouth...
  
   County Borough Corporation
• Brentford and Chiswick
  Municipal Borough of Brentford and Chiswick
  Brentford and Chiswick was a local government district of Middlesex, England from 1927 to 1965.It was created an urban district in 1927 by a merger of the former area of the Brentford Urban District and the Chiswick Urban District. It gained the status of municipal borough in 1932...
  
   Borough Corporation
• Calne
  Calne
  Calne is a town in Wiltshire, southwestern England. It is situated at the northwestern extremity of the North Wessex Downs hill range, a designated Area of Outstanding Natural Beauty....
  
   Borough Corporation
• Chichester
  Chichester
  Chichester is a cathedral city in West Sussex, within the historic County of Sussex, South-East England. It has a long history as a settlement; its Roman past and its subsequent importance in Anglo-Saxon times are only its beginnings...
  
   City Corporation
• Dorchester Borough Corporation
• Ealing
  Municipal Borough of Ealing
  Ealing was a local government district from 1863 to 1965 around the town of Ealing.A local board of health was formed for the southern part of the parish of Ealing, Middlesex, in 1863. In 1873 the board's area was extended to the rest of the parish....
  
   Borough Corporation
• Fareham
  Fareham
  The market town of Fareham lies in the south east of Hampshire, England, between the cities of Southampton and Portsmouth, roughly in the centre of the South Hampshire conurbation.It gives its name to the borough comprising the town and the surrounding area...
  
   Urban District Council
• Heston and Isleworth
  Municipal Borough of Heston and Isleworth
  Heston and Isleworth was a local government district of Middlesex, England from 1894 to 1965.It was created an urban district in 1894 by the Local Government Act 1894...
  
   Borough Corporation
• High Wycombe
  High Wycombe
  High Wycombe , commonly known as Wycombe and formally called Chepping Wycombe or Chipping Wycombe until 1946,is a large town in Buckinghamshire, England. It is west-north-west of Charing Cross in London; this figure is engraved on the Corn Market building in the centre of the town...
  
   Borough Corporation
• Maidenhead
  Maidenhead
  Maidenhead is a town and unparished area within the Royal Borough of Windsor and Maidenhead, in Berkshire, England. It lies on the River Thames and is situated west of Charing Cross in London.-History:...
  
   Borough Corporation
• Marlborough Borough Corporation
• Oxford
  Oxford
  The city of Oxford is the county town of Oxfordshire, England. The city, made prominent by its medieval university, has a population of just under 165,000, with 153,900 living within the district boundary. It lies about 50 miles north-west of London. The rivers Cherwell and Thames run through...
  
   County Borough Corporation
• Portland
  Isle of Portland
  The Isle of Portland is a limestone tied island, long by wide, in the English Channel. Portland is south of the resort of Weymouth, forming the southernmost point of the county of Dorset, England. A tombolo over which runs the A354 road connects it to Chesil Beach and the mainland. Portland and...
  
   Urban District Council
• Portsmouth
  Portsmouth
  Portsmouth is the second largest city in the ceremonial county of Hampshire on the south coast of England. Portsmouth is notable for being the United Kingdom's only island city; it is located mainly on Portsea Island...
  
   County Borough Corporation
• Reading
  Reading, Berkshire
  Reading is a large town and unitary authority area in England. It is located in the Thames Valley at the confluence of the River Thames and River Kennet, and on both the Great Western Main Line railway and the M4 motorway, some west of London....
  
   County Borough Corporation
• Southampton
  Southampton
  Southampton is the largest city in the county of Hampshire on the south coast of England, and is situated south-west of London and north-west of Portsmouth. Southampton is a major port and the closest city to the New Forest...
  
   County Borough Corporation
• Swindon
  Swindon
  Swindon is a large town within the borough of Swindon and ceremonial county of Wiltshire, in South West England. It is midway between Bristol, west and Reading, east. London is east...
  
   Borough Corporation
• Weymouth and Melcombe Regis Borough Corporation
• Winchester
  Winchester
  Winchester is a historic cathedral city and former capital city of England. It is the county town of Hampshire, in South East England. The city lies at the heart of the wider City of Winchester, a local government district, and is located at the western end of the South Downs, along the course of...
  
   City Corporation
• Witney
  Witney
  Witney is a town on the River Windrush, west of Oxford in Oxfordshire, England.The place-name 'Witney' is first attested in a Saxon charter of 969 as 'Wyttannige'; it appears as 'Witenie' in the Domesday Book of 1086. The name means 'Witta's island'....
  
   Urban District Council

Private companies

• Alton District Electricity Company
• Ascot District Gas and Electricity Company †
• Blandford Forum and District Electric Supply Company
• Bognor and District Gas & Electricity Company ‡
• Bournemouth and Poole Electricity Supply Company
• Brentford Electric Supply Company
• Burford Electric Light and Power Company
• Egham and Staines Electricity Company
• Farnham Gas and Electricity Company ‡
• Isle of Wight Electric Light and Power Company
• Metropolitan Electric Supply Company
• Mid Southern Utility Company ‡
• Milford-on-Sea Electric Supply Company
• Milton and Barton-on-Sea (Hants) Electricity Supply Company
• Petersfield Electric Light and Power Company
• Ringwood Electric Supply Company
• Salisbury Electric Light and Supply Company
• Slough & Datchet Electric Supply Company
• Uxbridge & District Electric Supply Company
• Wessex Electricity Company
• West Hampshire Electricity Company
• Whitchurch (Hants) Gas and Electricity Company ‡
• Wilton Electricity Supply Company
• Windsor Electrical Installation Company
• Woodstock and District Electrical Distribution Company
• Yorktown (Camberley) Gas and Electricity Company ‡

† Gas operations passed to North Thames Gas Board

North Thames Gas Board

The North Thames Gas Board was a state-owned utility providing gas for light and heat to industries and homes in part of England. The Board's area included parts of the County of London, Berkshire, Buckinghamshire, Essex, Hertfordshire, Middlesex and Surrey...

‡ Gas operations passed to Southern Gas Board

Companies merged into Yorkshire Electricity Board (YEB)

The Board's area was defined as: Parts of Derbyshire

Derbyshire

Derbyshire is a county in the East Midlands of England. A substantial portion of the Peak District National Park lies within Derbyshire. The northern part of Derbyshire overlaps with the Pennines, a famous chain of hills and mountains. The county contains within its boundary of approx...

, Lincolnshire

Lincolnshire

Lincolnshire is a county in the east of England. It borders Norfolk to the south east, Cambridgeshire to the south, Rutland to the south west, Leicestershire and Nottinghamshire to the west, South Yorkshire to the north west, and the East Riding of Yorkshire to the north. It also borders...

, Nottinghamshire

Nottinghamshire

Nottinghamshire is a county in the East Midlands of England, bordering South Yorkshire to the north-west, Lincolnshire to the east, Leicestershire to the south, and Derbyshire to the west...

 and of the East

East Riding of Yorkshire

The East Riding of Yorkshire, or simply East Yorkshire, is a local government district with unitary authority status, and a ceremonial county of England. For ceremonial purposes the county also includes the city of Kingston upon Hull, which is a separate unitary authority...

 and West Riding

West Riding of Yorkshire

The West Riding of Yorkshire is one of the three historic subdivisions of Yorkshire, England. From 1889 to 1974 the administrative county, County of York, West Riding , was based closely on the historic boundaries...

s of Yorkshire.

Local authority undertakings

• Adwick-le-Street Urban District Council
• Barnoldswick
  Barnoldswick
  Barnoldswick is a town and civil parish within the West Craven area of the Borough of Pendle in Lancashire, England just outside the Yorkshire Dales National Park and the Forest of Bowland Area of Outstanding Natural Beauty. The town is built in the shadow of Weets Hill, and Stock Beck, a...
  
   Urban District Council
• Barnsley
  Barnsley
  Barnsley is a town in South Yorkshire, England. It lies on the River Dearne, north of the city of Sheffield, south of Leeds and west of Doncaster. Barnsley is surrounded by several smaller settlements which together form the Metropolitan Borough of Barnsley, of which Barnsley is the largest and...
  
   County Borough Corporation
• Batley
  Batley
  Batley is a town within the Metropolitan Borough of Kirklees, in West Yorkshire, England. It lies southeast of Bradford, southwest of Leeds and north of Dewsbury, near the M62 motorway. It has a population of 49,448 . Other nearby towns include Morley to the northeast, Ossett to the southeast...
  
   Borough Corporation
• Bingley
  Bingley
  Bingley is a market town in the metropolitan borough of the City of Bradford, in West Yorkshire, England. It is situated on the River Aire and the Leeds and Liverpool Canal...
  
   Urban District Council
• Bradford
  Bradford
  Bradford lies at the heart of the City of Bradford, a metropolitan borough of West Yorkshire, in Northern England. It is situated in the foothills of the Pennines, west of Leeds, and northwest of Wakefield. Bradford became a municipal borough in 1847, and received its charter as a city in 1897...
  
   County Borough Corporation
• Bridlington
  Bridlington
  Bridlington is a seaside resort, minor sea fishing port and civil parish on the Holderness Coast of the North Sea, in the East Riding of Yorkshire, England. It has a static population of over 33,000, which rises considerably during the tourist season...
  
   Borough Corporation
• Brighouse
  Brighouse
  Brighouse is a town within the Metropolitan Borough of Calderdale, in West Yorkshire, England. It is situated on the River Calder, east of Halifax in the Pennines. It is served by Junction 25 of the M62 motorway and Brighouse railway station on the Caldervale Line and Huddersfield Line. In the...
  
   Borough Corporation
• Castleford
  Castleford
  Castleford is the largest of the "five towns" district in the metropolitan borough of the City of Wakefield, in West Yorkshire, England. It is near Pontefract, and has a population of 37,525 according to the 2001 Census, but has seen a rise in recent years and is now around 45-50,000. To the north...
  
   Urban District Council
• Cleethorpes
  Cleethorpes
  Cleethorpes is a town and unparished area in North East Lincolnshire, England, situated on the estuary of the Humber. It has a population of 31,853 and is a seaside resort.- History :...
  
   Borough Corporation
• Colne Valley Urban District Council
• Dearne District Electricity Board
• Dewsbury
  Dewsbury
  Dewsbury is a minster town in the Metropolitan Borough of Kirklees, in West Yorkshire, England. It is to the west of Wakefield, east of Huddersfield and south of Leeds...
  
   County Borough Corporation
• Doncaster
  Doncaster
  Doncaster is a town in South Yorkshire, England, and the principal settlement of the Metropolitan Borough of Doncaster. The town is about from Sheffield and is popularly referred to as "Donny"...
  
   County Borough Corporation
• Earby
  Earby
  Earby is a small town and civil parish within the Borough of Pendle in Lancashire, England. It is north of Colne, from Skipton, and from Burnley. The parish had a population of 4,348 recorded in the 2001 census,...
  
   Urban District Council
• Elland
  Elland
  Elland is a market town in Calderdale, in the county of West Yorkshire, England, south of Halifax, by the River Calder and the Calder and Hebble Navigation. The area of Elland was called Elant in the Domesday Book...
  
   Urban District Council
• Gainsborough
  Gainsborough, Lincolnshire
  Gainsborough is a town 15 miles north-west of Lincoln on the River Trent within the West Lindsey district of Lincolnshire, England. At one time it served as an important port with trade downstream to Hull, and was the most inland in England, being more than 55 miles from the North...
  
   Urban District Council
• Grimsby
  Grimsby
  Grimsby is a seaport on the Humber Estuary in Lincolnshire, England. It has been the administrative centre of the unitary authority area of North East Lincolnshire since 1996...
  
   County Borough Corporation
• Halifax
  Halifax, West Yorkshire
  Halifax is a minster town, within the Metropolitan Borough of Calderdale in West Yorkshire, England. It has an urban area population of 82,056 in the 2001 Census. It is well-known as a centre of England's woollen manufacture from the 15th century onward, originally dealing through the Halifax Piece...
  
   County Borough Corporation
• Hebden Royd Urban District Council
• Heckmondwike
  Heckmondwike
  Heckmondwike is a small town in the metropolitan borough of Kirklees, which is located geographically at the centre of West Yorkshire, England, south west of Leeds. Close to Cleckheaton and Liversedge, it is part of Cleckheckmondsedge, a name invented by J.B. Priestley to represent a West Riding...
  
   Urban District Council
• Holmfirth
  Holmfirth
  Holmfirth is a small town located on the A6024 Woodhead Road in the Holme Valley, within the Metropolitan Borough of Kirklees, West Yorkshire, England. Centred upon the confluence of the Holme and Ribble rivers, Holmfirth is south of Huddersfield and from Glossop. It mostly consists of...
  
   Urban District Council
• Huddersfield
  Huddersfield
  Huddersfield is a large market town within the Metropolitan Borough of Kirklees, in West Yorkshire, England, situated halfway between Leeds and Manchester. It lies north of London, and south of Bradford, the nearest city....
  
   County Borough Corporation
• Ilkley
  Ilkley
  Ilkley is a spa town and civil parish in West Yorkshire, in the north of England. Ilkley civil parish includes the adjacent village of Ben Rhydding and is a ward within the metropolitan borough of Bradford. Approximately north of Bradford, the town lies mainly on the south bank of the River Wharfe...
  
   Urban District Council
• Keighley
  Keighley
  Keighley is a town and civil parish within the metropolitan borough of the City of Bradford in West Yorkshire, England. It is situated northwest of Bradford and is at the confluence of the River Aire and the River Worth...
  
   Borough Corporation
• Kingston-upon-Hull County Borough Corporation
• Leeds
  Leeds
  Leeds is a city and metropolitan borough in West Yorkshire, England. In 2001 Leeds' main urban subdivision had a population of 443,247, while the entire city has a population of 798,800 , making it the 30th-most populous city in the European Union.Leeds is the cultural, financial and commercial...
  
   County Borough Corporation
• Louth
  Louth, Lincolnshire
  Louth is a market town and civil parish within the East Lindsey district of Lincolnshire, England.-Geography:Known as the "capital of the Lincolnshire Wolds", it is situated where the ancient trackway Barton Street crosses the River Lud, and has a total resident population of 15,930.The Greenwich...
  
   Borough Corporation
• Mexborough
  Mexborough
  Mexborough is a town in the metropolitan borough of Doncaster, South Yorkshire, England, situated on the north bank of the River Don west of its confluence with the River Dearne...
  
   Urban District Council
• Mirfield
  Mirfield
  Mirfield is a small town and civil parish within the Metropolitan Borough of Kirklees, in West Yorkshire, England. It is located on the A644 road between Brighouse and Dewsbury...
  
   Urban District Council
• Morley
  Morley, West Yorkshire
  Morley is a market town and civil parish within the metropolitan borough of the City of Leeds, in West Yorkshire, England. It lies approximately south-west of Leeds city centre. Together with Drighlington, Gildersome, Churwell, Tingley and East/West Ardsley, the town had a population of 47,579 in...
  
   - Borough Corporation
• Normanton
  Normanton, West Yorkshire
  Normanton is a town and civil parish within the City of Wakefield in West Yorkshire, England. It is northeast of Wakefield and southwest of Castleford, and at the time of the 2001 Census, the population was 19,949.-History:...
  
   Urban District Council
• Ossett
  Ossett
  Ossett is a market town within the metropolitan borough of the City of Wakefield, in West Yorkshire, England. It is located on junction 40 of the M1 motorway, half-way between Dewsbury, to the west, and Wakefield, to the east. In the 2001 census, it was classified as part of the West Yorkshire...
  
   Borough Corporation
• Pudsey
  Pudsey
  Pudsey is a market town in West Yorkshire, England. Once an independent town, it was incorporated into the metropolitan borough of the City of Leeds in 1974, and is located midway between Bradford and Leeds city centres. It has a population of 32,391....
  
   Borough Corporation
• Rotherham
  Rotherham
  Rotherham is a town in South Yorkshire, England. It lies on the River Don, at its confluence with the River Rother, between Sheffield and Doncaster. Rotherham, at from Sheffield City Centre, is surrounded by several smaller settlements, which together form the wider Metropolitan Borough of...
  
   County Borough Corporation
• Scunthorpe
  Scunthorpe
  Scunthorpe is a town within North Lincolnshire, England. It is the administrative centre of the North Lincolnshire unitary authority, and had an estimated total resident population of 72,514 in 2010. A predominantly industrial town, Scunthorpe, the United Kingdom's largest steel processing centre,...
  
   Borough Corporation
• Sheffield
  Sheffield
  Sheffield is a city and metropolitan borough of South Yorkshire, England. Its name derives from the River Sheaf, which runs through the city. Historically a part of the West Riding of Yorkshire, and with some of its southern suburbs annexed from Derbyshire, the city has grown from its largely...
  
   County Borough Corporation
• Shipley
  Shipley, West Yorkshire
  Shipley is a town in West Yorkshire, England, by the River Aire and the Leeds and Liverpool Canal, north of Bradford and north-west of Leeds....
  
   Urban District Council
• Skipton
  Skipton
  Skipton is a market town and civil parish within the Craven district of North Yorkshire, England. It is located along the course of both the Leeds and Liverpool Canal and the River Aire, on the south side of the Yorkshire Dales, northwest of Bradford and west of York...
  
   Urban District Council
• Spenborough
  Spenborough
  Spenborough was, from 1915 to 1974, a local government district in the administrative county of Yorkshire, West Riding.Spenborough was created as an urban district in 1915 by the merger of Cleckheaton, Gomersal and Liversedge urban districts...
  
   Urban District Council
• Todmorden
  Todmorden
  Todmorden is a market town and civil parish, located 17 miles from Manchester, within the Metropolitan Borough of Calderdale, in West Yorkshire, England. It forms part of the Upper Calder Valley and has a total population of 14,941....
  
   Borough Corporation
• Wakefield
  Wakefield
  Wakefield is the main settlement and administrative centre of the City of Wakefield, a metropolitan district of West Yorkshire, England. Located by the River Calder on the eastern edge of the Pennines, the urban area is and had a population of 76,886 in 2001....
  
  County Borough Corporation

Private companies

• Buckrose Light and Power Company
• Craven Hydro-Electric Supply Company
• Electrical Distribution of Yorkshire Limited
• North Lincolnshire and Howdenshire Electricity Company
• Pontefract Electricity Company
• South East Yorkshire Light and Power Company
• Tadcaster Electricity Company
• Yorkshire Electric Power Company