- Grantfork
- Grayslake
- Grayville
- Green Oaks
- Green Rock
- Griggsville
- Gurnee
- Gabaret Island
- Gale
- Galena Junction
- Galesville
- Gallagher
- Galt
- Galton
- Ganntown
- Garber
- Gard
- Garden Court
- Garden Heights
- Garden of Eden
- Garden Plain
- Garden Prairie
- Gardena
- Gards Point
- Garfield
- Garland
- Garnerville
- Garrison
- Gartside
- Gary