 In April 2003, the western terminus of the route was moved from US 6 and US 19 to Park Avenue, which had been the western terminus of PA 27 from 1928 to 1974.However, west of Park Avenue, PA 27 is still signed along North St. Market St., Terrace St and Reynolds Ave. to connect with US 6 and US 19.Pennsylvania Route 27 Truck is a truck route in Crawford County, Pennsylvania.