| Niagara Falls to Gaeta | 4,478.87 mi (7,208.04 km) |
| Niagara Falls to Gaggiano | 4,127.62 mi (6,642.77 km) |
| Niagara Falls to Galatina | 4,714.18 mi (7,586.74 km) |
| Niagara Falls to Galatone | 4,710.78 mi (7,581.27 km) |
| Niagara Falls to Galbiate | 4,127.26 mi (6,642.18 km) |
| Niagara Falls to Gallarate | 4,108.07 mi (6,611.31 km) |
| Niagara Falls to Galliate | 4,111.00 mi (6,616.01 km) |
| Niagara Falls to Gallipoli | 4,711.76 mi (7,582.85 km) |
| Niagara Falls to Gambettola | 4,311.68 mi (6,938.98 km) |
| Niagara Falls to Gambolo | 4,126.04 mi (6,640.22 km) |
| Niagara Falls to Garbagnate Milanese | 4,123.17 mi (6,635.59 km) |
| Niagara Falls to Gardone Val Trompia | 4,164.11 mi (6,701.49 km) |
| Niagara Falls to Garlasco | 4,130.34 mi (6,647.15 km) |
| Niagara Falls to Gassino Torinese | 4,087.97 mi (6,578.96 km) |
| Niagara Falls to Gatteo | 4,314.38 mi (6,943.32 km) |
