United States Government--postal Service, Sugarloaf Conyngham, PA 18219 Phone : (570) 788-4585 Business Category Government Offices-Federal Government Offices & Public Schools Post Office - Sugarloaf 627 Tomhicken Rd Sugarloaf, PA 18249 Phone : (570) 788-4585 Business Category Post Offices Toll-Free           (800) ASK-USPS