- Buncombe County (N.C.)1
- Caldwell Parish (La.)1
- Calhoun Falls High School (historical), Calhoun Falls, Abbeville County, South Carolina, United States1
- Camden, New Jersey1
- Camden, SC1
- Camp Forrest (Tenn.)1
- Camp Lee, Viriginia1
- Camp Meade (Md.)1
- Camp Smith (HI)1
- Camp Sutton (Monroe, N.C.)1
- Camp Tarawa (HI)1
- Camp Taylor, Adams Run, Edisto (S.C.)1
- Camp Wadsworth (S.C.)1
- Campbellton, Fulton County, Georgia, United States1
- Canton, Madison County, Mississippi, United States1
- Cantrell (S.C.)1
- Cap Francois, Haiti1
- Carolina1
- Cassino (Italy)1
- Castle Pinckney (Charleston, S.C.)1