W
- (Meath) Whitecommons
- (Meath) Woodpole
- (Westmeath) Williamstown
- (Dublin City) Whitehall
- (Fingal County) Whitestown
- (Fingal County) Williamsville
- (Fingal County) Woodlands
- (Louth) Walterstown
- (South Dublin) Willbrook
- (Kilkenny) Whitewall
- (Kilkenny) Weatherstown
- (Wexford) Wellingtonbridge
- (Kildare) Wheelam Cross Roads
- (Wexford) Whitechurch
- (Kilkenny) Whitechurch
- (Westmeath) Whitegate
- (Louth) Whites Town
- (Meath) Wilkinstown
- (Wexford) Watch House Village
- (Kilkenny) Windgap
- (Meath) Windy Harbour
- (Wicklow) Woodenbridge
- (Meath) Woodfort
- (Kildare) Wolfstown
- (County Carlow) Woodside
- (Wexford) Whitepark
- (Wicklow) Whitefield
- (Wicklow) Westaston Demeane
- (Wexford) Woodtown
- (Kilkenny) Wallstown