Lone Star is an unincorporated community in Calhoun County, South Carolina, United States. The community has the ZIP Code of 29030 and lies at approximately 33.63 latitude and -80.59 longitude, with an elevation of 171 feet. It is part of the Columbia, South Carolina Metropolitan Statistical Area. South Carolina Highway 33 runs between Lone Star and Orangeburg. References HomeTownLocator.com: Lone Star, South Carolina HomeTownLocator.com: Populated Places in Calhoun County Unincorporated communities in South Carolina Unincorporated communities in Calhoun County, South Carolina Columbia metropolitan area (South Carolina)