Post Offices in Waukegan, Illinois, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Edison Square Post Office No Reviews Favorite Fax: (847) 662-7385Phone: (847) 244-1400Retail Hours Waukegan Post Office No Reviews Favorite Fax: (847) 336-2754Phone: (847) 662-6802Retail Hours