- Swine--Housing1
- Taverns (Inns)1
- Television journalists1
- Textile factories1
- Thornhill, Theodore Wilbur, 1892-19781
- Thurmond, Jean Crouch, 1926-19602
- Thurmond, Strom, 1902-20038
- Tillman, Benjamin R. (Benjamin Ryan), 1847-19181
- Tillman, James H., 1869-19111
- Timmerman, George Bell, 1912-19942
- Tornadoes1
- Trials1
- Trinity Cathedral (Columbia, S.C.)1
- Trinity College (Dublin, Ireland)1
- U.S. Atomic Energy Commission2
- Unitarian Church (Charleston, S.C.)1
- United States Jaycees1
- United States Junior Chamber of Commerce (1920-1965)1
- United States Postal Service1
- United States--History--Civil War, 1861-18652