Post Offices in Palmdale, California, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Palmdale Post Office No Reviews Favorite Fax: (661) 267-1128Phone: (661) 266-2504Retail Hours Palmdale Carrier Annex Post Office No Reviews Favorite Fax: (661) 267-1128Phone: (661) 266-2504Retail Hours Town Square Post Office No Reviews Favorite Fax: (661) 267-1128Phone: (661) 272-1492Retail Hours