| South Congaree, SC (Town) |
| South Connellsville, PA (Borough) |
| South Corning, NY (Village) |
| South Cottonwood, ND (Township) |
| South Coventry Township, PA (Township) |
| South Creek, SD (Township) |
| South Creek Township, PA (Township) |
| South Crouch Township, IL (Township) |
| South Dade Venture Community Development District, FL (CDD) |
| South Dakota, SD (State) |
| South Dayton, NY (Village) |
| South Daytona , FL (City) |
| South Detroit, SD (Township) |
| South Dixon Township, IL (Township) |
| South Dresden, ND (Township) |
