Pennsylvania Route 655 is an 82 miles (132 km) long north–south state highway

State highway

State highway, state road or state route can refer to one of three related concepts, two of them related to a state or provincial government in a country that is divided into states or provinces :#A...

 located in central Pennsylvania

Pennsylvania

The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...

. The southern terminus of the route is at the Mason-Dixon Line

Mason-Dixon line

The Mason–Dixon Line was surveyed between 1763 and 1767 by Charles Mason and Jeremiah Dixon in the resolution of a border dispute between British colonies in Colonial America. It forms a demarcation line among four U.S. states, forming part of the borders of Pennsylvania, Maryland, Delaware, and...

 in Thompson Township

Thompson Township, Fulton County, Pennsylvania

Thompson Township is a township in Fulton County, Pennsylvania, in the United States. As of the 2000 census, the township population was 998...

, where PA 655 continues into Maryland

Maryland

Maryland is a U.S. state located in the Mid Atlantic region of the United States, bordering Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware to its east...

 as a local road. The northern terminus is at old U.S. Route 322 in Reedsville

Reedsville, Pennsylvania

Reedsville is a census-designated place in the Kishacoquillas Valley of Mifflin County, Pennsylvania, United States. The population was 858 at the 2000 census...

.

History

Most of PA 655 was once Pennsylvania Route 76. From 1930 to 1964, PA 76 occupied what is now PA 655 from the Maryland state line to Pennsylvania Route 829

Pennsylvania Route 829

Pennsylvania Route 829 is a long state highway located in Huntingdon county in Pennsylvania. The southern terminus is at Route 655 in Cass Township. The northern terminus is at U.S...

 in Cass Township

Cass Township, Huntingdon County, Pennsylvania

Cass Township is a township in Huntingdon County, Pennsylvania, United States. The population was 1,062 at the 2000 census.-General information:*ZIP Codes: 16622, 16623*Area Code: 814*Local Phone Exchanges: 447, 448...

, as well as PA 829 from Cass to Mill Creek

Mill Creek, Pennsylvania

Mill Creek is a borough in Huntingdon County, Pennsylvania, United States. The population was 351 at the 2000 census.-Geography:Mill Creek is located at ....

 and PA 655 from Mill Creek to Reedsville.

Major intersections