G
- (County Donegal) Graffy
- (County Donegal) Glensmill
- (County Donegal) Gortree
- (County Donegal) Galdonagh
- (County Donegal) Glenmaquin
- (County Donegal) Gortin
- (County Donegal) Graffy
- (County Donegal) Glendowan
- (County Donegal) Glenoughty
- (County Donegal) Gramvan
- (County Donegal) Glashagh
- (An Cabhán) Greenville
- (County Donegal) Glendorragha
- (County Donegal) Gannew Bridge
- (County Donegal) Glengesh
- (County Donegal) Gortahork
- (County Donegal) Glenmore Bridge
- (County Donegal) Greenan Bridge
- (County Donegal) Garvagh
- (County Donegal) Guslagh Bridge
- (County Donegal) Glacknabrade
- (County Donegal) Golan Bridge
- (County Monaghan) Glencorick
- (County Donegal) Glenleary
- (An Cabhán) Gallon
- (An Cabhán) Gowlan
- (An Cabhán) Gubrawnlly
- (An Cabhán) Garvagh
- (An Cabhán) Gowlan
- (County Monaghan) Greenan’s Cross Roads