Post Offices in Wilmington, Delaware, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Edgemoor Post Office No Reviews Favorite Fax: (302) 762-1240Phone: (302) 762-1833Retail Hours Greenville Post Office No Reviews Favorite Fax: (302) 777-1679Phone: (302) 652-5449Retail Hours Lancaster Ave Post Office No Reviews Favorite Fax: (302) 654-0624Phone: (302) 654-0725Retail Hours Marshallton Post Office No Reviews Favorite Fax: (302) 998-8054Phone: (302) 998-1168Retail Hours Newport Post Office No Reviews Favorite Fax: (302) 998-7197Phone: (302) 994-5029Retail Hours Rodney Sq Post Office No Reviews Favorite Fax: (302) 777-1525Phone: (302) 656-0228Retail Hours Talleyville Carrier Annex Post Office No Reviews Favorite Phone: (302) 478-4512Retail Hours Wilmington Post Office No Reviews Favorite Fax: (302) 323-3772Phone: (302) 479-9501Retail Hours