Post Office - Shermans Dale 5201 Spring Rd Ste 4 Shermans Dale, PA 17090 Phone : (717) 582-4855 Post Office - Shermans Dale Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government--postal Service, Shermans Dale Ofc Shermans Dale, PA 17090 Phone : (717) 582-4855 United States Government--postal Service, Shermans Dale Ofc Business Category Government Offices-Federal Government Offices & Public Schools