- Clooneen
- Cloonkeen
- Cloonlogher
- Cloonmarkon
- Cloonprolas
- Clountane
- Clydagh Bridge
- Clydagh Bridge
- Clynacartan
- Coad
- Coars
- Cockow
- Collorus
- Commaun
- Commons West
- Coolagowan
- Coolanassig
- Coolaneelig
- Coolard
- Coolcorcoran Bridge
- Coolkeragh
- Coollick
- Coolnageragh
- Coolnagoppage
- Coolnagoppoge
- Coolnaharragil
- Coolnalaght
- Coolnaleen Cross Roads
- Coolnaleen Lower
- Coolnaleen Upper