Pennsylvania Route 737 (PA 737) is a state highway in Berks County, Pennsylvania. The route runs from U.S. Route 222 (US 222) in the borough of Kutztown north to PA 143 in Albany Township. PA 737 heads north from an interchange with US 222 north of Kutztown on Krumsville Road. It continues north through a small part of Maxatawny Township into Greenwich Township. The road features an interchange with Interstate 78 (I-78)/US 22 in the village of Krumsville. PA 737 then heads northwest into Albany Township, where it ends at PA 143 near the village of Kempton.

Berks County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the county's population was 428,849. The county seat is Reading, the fourth-most populous city in the state. The county is part of the South Central Pennsylvania region of the state.