Mercer County Highway 571 runs in Northern Mercer County.
A junction marker on NB U.S. Rt. 1. A guide sign on U.S. Rt. 1. A guide sign on MCH 526/571. MCH 526/571 at MCH 615. NB MCH 526/571 near Wallace in Princeton Junction. A guide sign on MCH 526/571. A guide sign on MCH 526/571. A guide marker on MCH 638. A guide marker on MCH 638.
