- Cairnryan
- Camrie
- Canonbie
- Cardrona Mains
- Carlops
- Carronbridge
- Carrutherstown
- Carsethorn
- Carslae
- Carsluith
- Carsphairn
- Castle Douglas
- Castle Kennedy
- Castlewigg
- Challoch
- Chapelhope
- Chapelknowe
- Chesters
- Chirnside
- Clarencefield
- Closeburn
- Clovenfords
- Cockburnspath
- Cockenzie
- Cocklawfoot
- Coldingham
- Coldstream
- Colfin
- Colinton
- Collin
