Pennsylvania Route 263 (PA 263) is a north–south state highway located in southeast Pennsylvania. The southern terminus of the route is at PA 611 in Willow Grove, Montgomery County. The northern terminus is at the Centre Bridge–Stockton Bridge over the Delaware River in Centre Bridge, Bucks County, where the road continues into Stockton, New Jersey, as Bridge Street to an intersection with Route 29. PA 263 follows the routing of Old York Road, a historic road that connected Philadelphia to New York City, and carries the name York Road from the southern terminus to Lahaska and Upper York Road north of there. From Willow Grove to Buckingham, PA 263 runs mostly through suburban areas as a four-lane road, passing through Hatboro, Warminster, and Jamison. The route forms a concurrency with U.S. Route 202 (US 202) in Buckingham and narrows to a two-lane road, splitting with that route in Lahaska. From here, the route continues through rural areas to Centre Bridge.

Pennsylvania Route 611 is a state highway in eastern Pennsylvania running 109.7 mi (176.5 km) from Interstate 95 (I-95) in the southern part of Philadelphia north to I-380 in Coolbaugh Township in the Pocono Mountains.