- Carham
- Carhampton
- Carisbrooke
- Cark
- Carlby
- Carlecotes
- Carleen
- Carlin How
- Carlton Colville
- Carlton le Moorland
- Carlton on Trent
- Carlton Scroop
- Carlyon Bay
- Carnbrea
- Carnforth
- Carperby
- Carshalton
- Carsington
- Carterton
- Carthorpe
- Cartmel
- Cartworth
- Cassington
- Castallack
- Casterton
- Castle Acre
- Castle Ashby
- Castle Bromwich
- Castle Bytham
- Castle Camps