F
- (Wicklow) Fiddancoyle
- (Wicklow) Fananierin
- (Wicklow) Furzeditch
- (Wexford) Fortchester Upper
- (Wexford) Fortchester Lower
- (Wexford) Foxcover
- (Wicklow) Fiddan
- (Kildare) Furness
- (Kilkenny) Freneystown
- (Uíbh Fhailí) Frankford
- (An Longfort) Foygh
- (Wexford) Foulkesmill
- (An Longfort) Formoyle
- (Westmeath) Fore
- (Kildare) Fontstown
- (Uíbh Fhailí) Fivealley
- (Westmeath) Finnea
- (Wexford) Ferrycarrig
- (Kilkenny) Ferrybank
- (Westmeath) Faughalstown
- (Laois) Farmhill
- (Wicklow) Ferrybank
- (Wexford) Fisherstown
- (Wexford) Five Cross Roads
- (Wexford) Finshoge
- (Kilkenny) Flemingstown
- (Kilkenny) Forestalstown
- (Kilkenny) Farnoge
- (Wexford) Forth Commons
- (Wexford) Furziestown