Post Offices in Gastonia, North Carolina, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Gastonia Post Office No Reviews Favorite Fax: (704) 867-7056Phone: (704) 867-0339Retail Hours New Hope Post Office No Reviews Favorite Fax: (704) 854-9106Phone: (704) 867-0339Retail Hours