- C B S Trailer Court
- C'est Lavie Mobile Home Park
- C J Trailer Court
- Caddell Island
- Caddo
- Caddo Mobile Home Park
- Caffee Junction
- Cahaba Cliffs
- Cahaba Commons
- Cahaba Crest
- Cahaba Heights (historical)
- Cahaba Hills
- Cahaba Oaks
- Cahaba River Estates
- Cahaba Valley Estates
- Cairo
- Calcis
- Caldwell
- Calebee
- Caledonia
- Calhoun
- Calumet
- Calvary
- Calvert
- Cambridge
- Camelia Trace Mobile Home Park
- Camelot
- Camelot Plateau
- Cameron
- Cameronsville