- Glenolden
- Glenside
- Grampian
- Grantley
- Grapeville
- Gratz
- Green Hills
- Green Lane
- Green Tree
- Greencastle
- Greensburg
- Guys Mills
- Gabby Heights
- Gabelsville
- Gaffney
- Gahagen
- Gaiblton
- Gaines
- Gaines Junction
- Gale
- Galena Hill
- Galilee
- Gallagher
- Gallagherville
- Gallatin
- Gallatin
- Galloway
- Gallows Harbor
- Gallows Hill
- Gambles