| City | Administrative Division | Country | |
| Gulf Breeze | Florida | United States | |
| Gulfport | Mississippi | United States | |
| Gulph Mills | Pennsylvania | United States | |
| Guntramsdorf | Mödling | Austria | |
| Gurgaon | Haryana | India | |
| Gurnee | Illinois | United States | |
| Gustavus | Alaska | United States | |
| Gwynedd | Pennsylvania | United States | |
