- Gainesville
- Galax (Galax, Virginia)
- Galewood
- Garden City (Nassau, New York)
- Garden Grove
- Gardena
- Garfield Park
- Garrett County
- Gary
- Gatesville
- Geneva (Kane, Illinois)
- Geneva (Seminole, Florida)
- Georgetown
- Germansville
- Gerritsen Beach
- Ghent
- Glassell Park
- Glastonbury
- Glen Burnie
- Glen Cove (Nassau, New York)
- Glen Ellyn
- Glen Head
- Glen Oaks
- Glencoe
- Glendale (Los Angeles, California)
- Glendale (Queens, New York)
- Glendale Heights
- Glendora
- Glenview
- Glenwood
- Glenwood Landing
- Gloucester (Gloucester, Virginia)
- Gloucester County
- Gloucester Point
- Gold Coast
- Golden Beach
- Goldenrod
- Gordon Heights
- Goshen
- Govans
- Gowanus
- Grafton
- Gramercy
- Granada Hills
- Granby
- Grand Boulevard
- Grandy
- Gravesend
- Grayslake
- Great Kills
- Great Neck
- Great River
- Greater Grand Crossing
- Greektown
- Green Lane
- Green Oaks
- Green Run
- Greenacres
- Greenawalds
- Greenbrier
- Greenlawn
- Greenpoint
- Greenport
- Greenvale
- Greenwich
- Greenwich Village
- Greenwood
- Gresham
- Griswold
- Groton
- Guilford (Baltimore, Maryland)
- Guilford (New Haven, Connecticut)
- Gulfstream
- Gurnee
