Post Offices in Longview, Texas, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Downtown Longview Post Office No Reviews Favorite Phone: (903) 753-3683Retail Hours Longview Post Office No Reviews Favorite Phone: (903) 753-7644Retail Hours Northwest Longview Post Office No Reviews Favorite Fax: (903) 663-1989Phone: (903) 663-2500Retail Hours