Post Offices in Elmira, New York, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Downtown Elmira Post Office No Reviews Favorite Phone: (607) 734-7251Retail Hours Elmira Post Office No Reviews Favorite Fax: (607) 732-6207Phone: (607) 737-5108Retail Hours Elmira Heights Post Office No Reviews Favorite Phone: (607) 733-7502Retail Hours South Side Elmira Post Office No Reviews Favorite Phone: (607) 734-6482Retail Hours