Irlanda
Países del mundo
C
- (County Leitrim) Cherry Island
- (County Donegal) Croaghan Island
- (County Donegal) Calf Island
- (Clare) Caher Island
- (Wexford) Cull Island
- (Roscommon) Clera Island
- (County Galway) Carrickarone
- (County Galway) Carricklahan East
- (County Galway) Chapel Island
- (County Galway) Carrickacummer
- (County Galway) Crow Island
- (County Galway) Croghnut
- (Kerry) Carrigfadda
- (County Cork) Chapel Island
- (County Cork) Curravaniheen Island
- (County Cork) Carrigeel
- (County Cork) Cold Island
- (Mayo County) Caher Island
- (County Cork) Calf Island East
- (County Cork) Calf Island Middle
- (County Cork) Calf Island West
- (Clare) Canon Island
- (County Cork) Capel Island
- (County Cork) Carbery Island
- (Kerry) Carrig Island
- (County Cork) Castle Island
- (Kerry) Cow Island
- (Mayo County) Clare Island
- (An Longfort) Clawinch
- (County Cork) Clear Island