Post Offices in Lancaster, Pennsylvania, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Downtown Lancaster Post Office No Reviews Favorite Phone: (717) 509-7663Retail Hours East Lancaster Post Office No Reviews Favorite Phone: (717) 291-2905Retail Hours Lancaster Post Office No Reviews Favorite Fax: (717) 396-6918Phone: (717) 396-6925Retail Hours Lancaster Carrier Annex Post Office No Reviews Favorite Fax: (717) 290-7625Phone: (717) 394-7786Retail Hours Neffsville Post Office No Reviews Favorite Phone: (717) 569-0703Retail Hours Rohrerstown Post Office No Reviews Favorite Phone: (717) 394-0982Retail Hours