C
- (County Tipperary) Cassestown
- (County Tipperary) Coolaculla
- (County Tipperary) Coogulla
- (County Tipperary) Carrickloughmore Cross Roads
- (County Tipperary) Castleleiny
- (County Tipperary) Clontaaffe
- (County Tipperary) Curragunneen
- (Kerry) Crompaun Bridge
- (Kerry) Cloonlogher
- (Kerry) Clondouglas
- (Kerry) Coolnaleen Cross Roads
- (Kerry) Cloghane
- (Kerry) Coolaneelig
- (Kerry) Clieveagh
- (Kerry) Cloonmarkon
- (Kerry) Cloonprolas
- (Kerry) Cloonaman
- (Kerry) Carhoona
- (Kerry) Coolnanoonagh
- (Limerick City and County Council) Cortnagross
- (Limerick City and County Council) Clash South
- (Limerick City and County Council) Clash North
- (Limerick City and County Council) Cloonlahard
- (Limerick City and County Council) Cloonlahard Bridge
- (Limerick City and County Council) Cloonty
- (Limerick City and County Council) Cloonoughter
- (Clare) Cloonconeen
- (County Tipperary) Castletown Bridge
- (Clare) Corbally
- (Clare) Carrowblough More