- Cambridge (Mass.)1
- Camp Blake, Colleton District (S.C.)1
- Camp Hansen (Japan)1
- Camp Lejeune (N.C.)1
- Camp Sevier (S.C.)1
- Campbellton, Fulton County, Georgia, United States1
- Canton (Ga.)1
- Canton (Mich.)1
- Cap Francois, Haiti1
- Carlowville (Ala.)1
- Carthage (N.C.)1
- Castle Pinckney (Charleston, S.C.)1
- Catawba (S.C.)1
- Cayce (S.C.)1
- Celia Dial Saxon Elementary School, Columbia, Richland County, South Carolina, United States1
- Charleston Country (S.C.)1
- Charleston County (S.C.) 1
- Charleston County (S.C.), Georgetown County (S.C.)1
- Charleston County (S.C.);Berkeley County (S.C.)1
- Charleston County, South Carolina, United States1