E
- (Mayo County) Eden
- (Mayo County) Esker
- (Mayo County) Esker
- (Mayo County) Esker
- (Mayo County) Eskerymorilly
- (Mayo County) Erriff
- (Sligo) Everlaun
- (Sligo) Eagle Island
- (Roscommon) Edmondstown Cross Roads
- (Roscommon) Errit
- (Roscommon) Emlagh
- (Mayo County) Ellagh
- (Sligo) Emlaghfad
- (Sligo) Emlaghnaghtan
- (Sligo) Emlaghgissan
- (Sligo) Emlagh
- (County Leitrim) Edergole
- (County Galway) Eskerboy
- (Roscommon) Erra
- (Roscommon) Emlaghyroyin
- (Mayo County) Emlagh
- (Sligo) Easky
- (County Galway) Eyrecourt
- (Roscommon) Elphin