 PA 232 crosses County Line Road and enters Upper Southampton Township in Bucks County.Here, the road is named Second Street Pike and it heads north into business areas as a three-lane road with a center left-turn lane, passing over Norfolk Southern's Morrisville Line before coming to a bridge over the Pennsylvania Turnpike (Interstate 276).The route crosses the abandoned Fox Chase-Newtown rail line west of the former Southampton station before intersecting PA 132 (Street Road) in the community of Southampton.