C
- (County Carlow) Coolroe
- (County Carlow) Clongarran
- (County Carlow) Chapelstown
- (County Carlow) Cuckoo Corner
- (County Carlow) Coole
- (County Carlow) Cannonsquarter
- (Wicklow) Crab Lane Cross Roads
- (Wexford) Corlican
- (Wexford) Coolnaboy
- (Wexford) Crory
- (Wexford) Coolaknick
- (Wexford) Craunroe
- (Wexford) Cretoge
- (Wexford) Cherryorchard Bridge
- (Wexford) Cooladine
- (Wexford) Cooladine Cross Roads
- (Wexford) Clonhasten Cross Roads
- (Wexford) Coolrainey
- (Wexford) Curracloe
- (Wexford) Cooneys Cross Roads
- (Wexford) Crosslaghroe Cross Roads
- (Wexford) Curelogh
- (Wexford) Courtclogh
- (Wexford) Clolourish
- (Wexford) Corbally
- (Wexford) Crane
- (Wexford) Clondaw
- (Wexford) Crandaniel
- (Wexford) Coolroe
- (Wexford) Clone West