Post Offices in Wasilla, Alaska, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Wasilla Post Office No Reviews Favorite Fax: (907) 376-7164Phone: (907) 376-5327Retail Hours Wasilla Annex Post Office No Reviews Favorite Fax: (907) 376-4202Phone: (907) 376-4206Retail Hours