- Caloosa
- Caloosa Country Club Estates
- Calphos
- Calusa Bay
- Calusa Keys
- Calusa Mobile Home Park
- Calusa Trace
- Calvinos Liberty
- Calypso Island
- Camacho
- Cambon
- Cambridge Place
- Cambridge Villas
- Camden Woods
- Camellia Court
- Camelot
- Camelot Mobile Home Park
- Camelot Village Mobile Home Park
- Camelot Woods
- Cameo Villas
- Cameron Acres
- Cameron City
- Camino Park Mobile Home Park
- Camp Echockotee
- Camp Hammock
- Camp Hammock
- Camp Island
- Camp Island
- Camp Key
- Camp Key