R
- (County Galway) Rathbaun
- (County Galway) Rathville
- (County Galway) River Village
- (County Galway) Rockmore
- (County Galway) Rockland
- (County Galway) Rabbit Island
- (County Galway) Rabbit Island
- (County Galway) Ryehill
- (County Galway) Rosmore Bridge
- (County Galway) Reynabrone
- (County Galway) Reyndrumadda
- (County Galway) Ranamackan
- (Roscommon) Rathpeak
- (Roscommon) Rooty Cross
- (County Galway) Roeillaun
- (Mayo County) Roeillan
- (Mayo County) Resmurrevagh
- (Mayo County) Roeillaun
- (Mayo County) Ranaghy
- (Mayo County) Rinbrack
- (Mayo County) Rinnananny
- (Mayo County) Roosky
- (Mayo County) Rinmore
- (Mayo County) Raish
- (Mayo County) Rathkip
- (Mayo County) Ranns
- (Sligo) Rathlee
- (Mayo County) Roe Island
- (Mayo County) Rathmore
- (Mayo County) Rosdoagh