- Thurmond, Jean Crouch, 1926-19601
- Thurmond, Strom, 1902-20031
- Tillman, Benjamin R. (Benjamin Ryan), 1847-1918--Monuments1
- Town Theatre (Columbia, S.C.)1
- Trenholm Road United Methodist Church (Columbia, S.C.)1
- Trinity United Methodist Church (Sumter, S.C.)1
- Union United Methodist Church (Irmo, S.C.)1
- United House of Prayer for All People1
- United States. Marine Corps1
- United States. Navy1
- United States. Weather Bureau1
- University of South Carolina. School of Medicine1
- Variety stores1
- Veterinary hospitals1
- Villa Tronco (Columbia, S.C.)1
- Volunteer fire departments1
- WNOK (Radio station : Columbia, S.C.)1
- West Columbia (S.C.)1
- Western Union Telegraph Company1
- Weston, Francis Hopkins, 1866-1930--Dwellings1