Barrios de Illinois C
- Calumet Heights (10)
- Campustown IL (9)
- Cantera (4)
- Carillon Club (5)
- Cathedral Area (9)
- Central Rock Island (9)
- Century Hill (1)
- Century Oaks (1)
- Chatham (59)
- Chicago Lawn (9)
- Chicago Loop (114)
- Chinatown (8)
- Churchill Grove (2)
- Clearing (25)
- College Circle (1)
- College Green (1)
- Coronado Haskell (3)
- Country Lakes (22)
- Coventry (2)
- Cragin (40)
- Cress Creek (3)
- Crystal Vista/North Shore (3)
- Cunningham (1)