U.S. Federal Route 322 is an east-west highway in Central Dauphin County. It runs from the Lebanon/Dauphin County Line, near Hershey, to the Dauphin/Perry County Line, near New Buffalo. U.S. Rt. 322 passes through the following towns in Dauphin County. Hershey
Hummelstown Rutherford Lawton Harrisburg Rockville Fort Hunter Dauphin U.S. Rt. 322 is multi-plexed in Dauphin County. Interstate 83, at Harrisburg.