Post Offices in Prescott Valley, Arizona, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Prescott Valley Post Office No Reviews Favorite Fax: (928) 778-1738Phone: (928) 772-4406Retail Hours Prescott Valley Annex Post Office 1 Review Favorite Phone: (928) 772-4406Retail Hours