| Ontario to Gaffney (South Carolina) | 2,035.84 mi (3,276.36 km) |
| Ontario to Gages Lake (Illinois) | 1,697.67 mi (2,732.13 km) |
| Ontario to Gahanna (Ohio) | 1,947.46 mi (3,134.13 km) |
| Ontario to Gainesville (Florida) | 2,080.70 mi (3,348.57 km) |
| Ontario to Gainesville (Georgia) | 1,922.07 mi (3,093.28 km) |
| Ontario to Gainesville (Texas) | 1,172.42 mi (1,886.83 km) |
| Ontario to Gainesville (Virginia) | 2,228.75 mi (3,586.83 km) |
| Ontario to Gaithersburg (Maryland) | 2,249.71 mi (3,620.56 km) |
| Ontario to Galena Park (Texas) | 1,342.65 mi (2,160.79 km) |
| Ontario to Galesburg (Illinois) | 1,559.83 mi (2,510.30 km) |
| Ontario to Galion (Ohio) | 1,953.42 mi (3,143.72 km) |
| Ontario to Gallatin (Tennessee) | 1,757.57 mi (2,828.54 km) |
| Ontario to Gallup (New Mexico) | 513.08 mi (825.72 km) |
| Ontario to Galt (California) | 357.56 mi (575.45 km) |
| Ontario to Galveston (Texas) | 1,373.34 mi (2,210.18 km) |
