- Gallon
- Gannons Cross
- Gartbrattan
- Garvagh
- Glangevlin
- Glasleck
- Glasstown
- Glen
- Glen
- Gortahill
- Gortnavreghan
- Gowlan
- Gowlan
- Greaghagibney
- Greaghrahan
- Greenville
- Grousehall
- Gubaveeny
- Gubrawnlly
- Galdonagh
- Gannew Bridge
- Garrygort
- Garrynabullogy
- Garvagh
- Garvan Isles
- Gay Town
- Glacknabrade
- Glashagh
- Glashedy Island
- Glasmullan