- Cotton Island
- Country Club Bluff
- Crane Island
- Crane Island
- Campobello
- Cane Savannah
- Cayce
- Central Pacolet
- Creston
- Chapin
- Chappells
- Cheraw
- Camp Road Estates
- Camp Saint Christopher
- Canady Landing
- Cape Island
- Capers Island
- Capri Isles
- Capwells Crossroads
- Cassina Heights
- Cat Island
- Cedar Springs
- Centerville
- Chandler
- Chandler Lakes
- Charles Towne Village
- Charleston Heights
- Church Creek
- Clarks Point
- Clarks Sound