- High schools5
- Historic buildings1
- Horses2
- Hospitals46
- Hotel Jerome (Columbia, S.C.)1
- Hotels54
- Insurance companies1
- Interstate 201
- Interstate 261
- Irwin Park (Columbia, S.C.)2
- Jaguar XK automobiles1
- Jefferson Hotel (Columbia, S.C.)7
- Johnston, Olin D. (Olin Dewitt), 1896-19651
- Kitchens1
- Kluszewski, Ted, 1924-19881
- Knowlton Infirmary (Columbia, S.C.)2
- Lafayette, Marie Joseph Paul Yves Roch Gilbert Du Motier, marquis de, 1757-18341
- Lakes13
- Lee, Robert E. (Robert Edward), 1807-1870 1
- Libraries10