The New Mexico Territory provided the following units for the Union army

Union Army

The Union Army was the land force that fought for the Union during the American Civil War. It was also known as the Federal Army, the U.S. Army, the Northern Army and the National Army...

 during the American Civil War

American Civil War

The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

. Not yet a state of the Union, it did not have a required quota of soldiers to raise. However, 6561 men volunteered their services. They were primarily raised for defenses within the territory.

Infantry

5 regiments were provided for three year terms, while one regiment and 11 companies were raised for three-months service.

• 1st Regiment New Mexico Volunteer Militia Infantry
• 1st Regiment New Mexico Volunteer Infantry
• 1st Regiment New Mexico Volunteer Infantry (reorg)
• 2nd Regiment New Mexico Volunteer Infantry
• 3rd Regiment New Mexico Volunteer Infantry (mounted)
• 4th Regiment New Mexico Volunteer Infantry
• 5th Regiment New Mexico Volunteer Infantry
• Independent Companies, New Mexico Volunteer Militia Infantry
  Independent Companies, New Mexico Volunteer Militia Infantry
  The Independent Companies of New Mexico Militia were units of infantry raised within the New Mexico Territory to serve a three-month term of service for the Union Army during the American Civil War, from November 1861 to February 1862...
  
  

Cavalry

One three-year regiment, One 6-month regiment, and 5 three-month companies were raised.

• 1st Regiment New Mexico Volunteer Cavalry
  1st Regiment New Mexico Volunteer Cavalry
  The 1st Regiment New Mexico Cavalry was a volunteer cavalry regiment in the Union Army during the American Civil War, although it was engaged exclusively against Native Americans.-Service:...
  
  
• 1st Battalion New Mexico Cavalry and Infantry (org from 1st Reg't Cav)
• Independent Companies, New Mexico Volunteer Cavalry

See also

• Lists of American Civil War Regiments by State
• New Mexico in the American Civil War