- Gads Hill
- Galesburg
- Galetta
- Gamebridge Beach
- Gananoque
- Gannon Beach
- Gannon Village
- Garafraxa Woods
- Garden of Eden
- Garretton
- Gaud Corners
- Gelert
- Geneva Park
- Georgian Highlands
- Georgina
- Georgina Beach
- Geraldton
- German Settlement
- Germanicus
- Gerrow's Beach
- Ghost Island
- Gibraltar
- Gibson
- Gilchrist
- Gilchrist Bay
- Gildale
- Gillies
- Gillies Corners
- Gillies Hill
- Gillies Lake