Post Offices in Lakeville, Massachusetts, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Lakeville Post Office No Reviews Favorite Fax: (508) 923-0742Phone: (508) 946-4519Retail Hours Lakeville Carriers Post Office No Reviews Favorite Fax: (508) 923-6429Phone: (508) 947-4767Retail Hours