- Hampton County (S.C.) Beaufort County (S.C.)1
- Hampton Street, Columbia, S.C.13
- Hanahan (S.C.)1
- Hannibal (Mo.)1
- Hardeeville (S.C.)7
- Harden Street Extension, Columbia, S.C.10
- Harden Street, Columbia, S.C.97
- Hardin Hall34
- Harleyville (S.C.)7
- Harrison Road, Columbia, S.C.1
- Hartsville (S.C.)16
- Heath Springs (S.C.)6
- Heathwood Circle, Columbia, S.C.6
- Heathwood Road, Columbia, S.C.12
- Hemingway (S.C.)15
- Henderson County (N.C.)1
- Heyward Street, Columbia, S.C.14
- Hickory Grove (S.C.)8
- Hilda (S.C.)7
- Hilton Head (S.C.)1