E
- (County Galway) Earlstown
- (Mayo County) Errew
- (County Galway) Eddy Island
- (County Galway) East Tawin
- (Mayo County) Eagle Island
- (Sligo) Emlagh
- (Sligo) Eskragh
- (County Leitrim) Edergole
- (County Leitrim) Edentinny
- (County Galway) Eararna
- (County Galway) Evneenmore Island
- (County Galway) Emlagh Cross Roads
- (County Galway) Esker
- (County Galway) Easterfield
- (County Galway) Eeshal Island
- (County Galway) Esker
- (County Galway) Ervallagh Oughter
- (County Galway) Errislannan
- (County Galway) Emlaghdauroe
- (County Galway) Emlagh
- (Mayo County) Enagh Beg
- (Mayo County) Eskeragh Bridge
- (Mayo County) Eighter
- (Mayo County) Ederglen
- (Mayo County) Eskeragh
- (Sligo) Enniscrone
- (Mayo County) Emlybeg South
- (Roscommon) Eden
- (Mayo County) Elmhall
- (Mayo County) Erriff