Post Offices in Myrtle Beach, South Carolina, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Carolina Forest Post Office No Reviews Favorite Fax: (843) 236-0613Phone: (803) 926-6354Retail Hours Live Oak Post Office No Reviews Favorite Fax: (843) 692-0639Phone: (803) 926-6354Retail Hours Myrtle Beach Post Office No Reviews Favorite Fax: (843) 448-9482Phone: (803) 926-6354Retail Hours Socastee Post Office No Reviews Favorite Fax: (843) 650-9465Phone: (803) 926-6354Retail Hours