R
- (Meath) Robinstown
- (Meath) Roachtown
- (Louth) Riverstown
- (Wexford) Riverchapel
- (An Longfort) Richmount Hill
- (Wexford) Redgate
- (Louth) Reaghstown
- (Louth) Ravensdale
- (Meath) Rathtroane
- (Wexford) Rathnure
- (Meath) Rathnally
- (Kildare) Rathmore
- (Meath) Rathkenny
- (Meath) Rathfeigh
- (Louth) Rathescar Cross Roads
- (Meath) Rathdrinagh
- (Wicklow) Rathdangan
- (Louth) Rathcor Upper
- (Louth) Rathcor Lower
- (Meath) Rathcore
- (Louth) Rathcor
- (Westmeath) Rathconrath
- (Westmeath) Rathcolman
- (County Carlow) Rathanna
- (Uíbh Fhailí) Rath
- (Meath) Randalstown
- (Wexford) Ramsgrange
- (Louth) Rampart
- (Kilkenny) Rahillakeen
- (Laois) Raheen