Barrios de Wisconsin C
- Caledonia (10)
- Calumet Farms (1)
- Cambridge Heights (12)
- Cannon Park (1)
- Capitol Heights (1)
- Capitol View Heights (1)
- Carpenter-Ridgeway (6)
- Castle Manor (4)
- Central Green Bay (17)
- City of Fond du Lac (32)
- City Park Historic District (3)
- Clarke Square (6)
- Clock Tower Acres (2)
- Cold Spring Park (1)
- Colony Oaks (3)
- Columbus (4)
- Columbus Park (4)
- Concordia (4)
- Cooper Park (2)