- Grenville
- Garden City
- Gary
- Gettysburg
- Green Valley
- Groton
- Garretson
- Gayville
- Geddes
- Glenham
- Goodwin
- Green Grass
- Gregory
- Galena
- Gallup
- Gannvalley
- Gayville
- Gederos Estates
- Glad Valley
- Glencross
- Glendale Colony
- Gold Mountain Subdivision
- Golden View Colony
- Goodwill
- Goose Island
- Gorman
- Gossage Memorial
- Graceville Colony
- Grandview
- Grass Ranch Colony