Post Office - Newmanstown 4 E Main St Newmanstown, PA 17073 Phone : (610) 589-4742 Post Office - Newmanstown Business Category Post Offices Toll-Free           (800) ASK-USPS U S Government--postal Service, Post Offices, Newmanstown Ofc 4 E Main St Newmanstown, PA 17073 Phone : (610) 589-4742 U S Government--postal Service, Post Offices, Newmanstown Ofc Business Category Government Offices-Federal Post Offices Government Offices & Public Schools