- Calhoun County (S.C)5
- Calhoun County (S.C.)180
- Calhoun County (S.C.), Orangeburg County (S.C.), Clarendon County (S.C.)1
- Calhoun County (S.C.), Orangeburg County (S.C.), Lexington County (S.C.)2
- Calhoun County (SC)17
- Calhoun County, South Carolina, United States2
- Calhoun Courts18
- Calhoun Falls (S.C.)6
- Calhoun Falls High School (historical), Calhoun Falls, Abbeville County, South Carolina, United States1
- Calhoun Street, Columbia, S.C.3
- Calhoun, Pickens County, South Carolina, United States1
- California68
- California (M.D.)1
- California, United States2
- California.34
- Callao (Callao, Peru)1
- Callaway (Nebr.)1
- Callicoon (N.Y.)1
- Calshot (England)1
- Calvados (France)1