Cities — C
2,315 towns in C
- Clynacartan (M)
- Clynch (L)
- Cnoc Na Muirleog (U)
- Coachford (M)
- Coad (M)
- Coagh (C)
- Coalbrook (M)
- Coan (L)
- Coan (L)
- Coars (M)
- Coarsepark (C)
- Coast Guard Cottages (M)
- Coats Bridge (L)
- Cobbler's Cross (L)
- Cobbler's Hill Cross Roads (L)
- Cobh (M)
- Cock Hill (U)
- Cockow (M)
- Codd (L)
- Coffey's Cross Bridge (L)
- Cogaula (C)
- Cogaula (C)
- Coghalstown (L)
- Cogran (L)
- Cohunon (L)
- Coiladussaun (C)
- Coimin na Croise (C)
- Colbinstown (L)
- Coldwood (C)
- Colgagh (C)
- Collagh (C)
- Collan More (C)
- Collegeland (L)
- Colleras (M)
- Collierstown (L)
- Colliery (L)
- Colligan Bridge (M)
- Collinstown (L)
- Collmanagh Lower (L)
- Collmanagh Upper (L)
- Collon (L)
- Collooney (C)
- Collooney (C)
- Collorus (M)
- Collyregan (M)
- Colmanstown (C)
- Colnamona (L)
- Colp (L)
- Colthurst Bridge (M)
- Colthurst Bridge (M)
- Commeen (U)
- Commeen (U)
- Common Bridge (U)
- Commons (L)
- Commons (L)
- Commons (M)
- Commons Gate (U)
- Commons West (M)
- Conaghil (C)
- Conaghra (C)
- Condonstown (L)
- Coney Island (M)
- Coneyburrow Bridge (L)
- Confey (L)
- Cong (C)
- Conna (M)
- Connagh (C)
- Connagh Cross Roads (L)
- Connary (L)
- Connaught Bridge (L)
- Connellmore (L)
- Connolly (M)
- Connonagh (M)
- Connor Bridge (U)
- Conrea (C)
- Conroy's Cross Roads (L)
- Contoon (C)
- Controversy (M)
- Convoy (U)
- Convoy (U)
- Coogla (C)
- Coogue Middle (C)
- Coogue North (C)
- Coogue South (C)
- Cookstown (L)
- Cookstown Great (L)
- Cookstown Little (L)
- Cool Bridge (M)
- Coola Bridge (L)
- Coola Cross Roads (C)
- Coolacork (L)
- Coolacurn (C)
- Cooladangan (L)
- Cooladine Cross Roads (L)
- Coolafancy (L)
- Coolaflake (L)
- Coolagarranoe Bridge (M)
- Coolagarry (C)
- Coolagary (L)
- Coolageela Cross Roads (M)
- Coolagh (C)
- Coolagh (C)
- Coolaghansglaster (L)
- Coolaghbaun (C)
- Coolaghflags (L)
- Coolaght (C)
- Coolaght (L)
- Coolaghtane (C)
- Coolagowan (M)
- Coolahullin (L)
- Coolalaw (L)
- Coolalug (L)
- Coolamoney (L)
- Coolanagh Cross Roads (L)
- Coolanearl (L)
- Coolaney (C)
- Coolard (M)
- Coolastingan (L)
- Coolatogher (L)
- Coolattin (L)