| Dumbarton to Gaeta | 1,304.44 mi (2,099.29 km) |
| Dumbarton to Gaggiano | 937.57 mi (1,508.87 km) |
| Dumbarton to Galatina | 1,500.13 mi (2,414.23 km) |
| Dumbarton to Galatone | 1,497.98 mi (2,410.77 km) |
| Dumbarton to Galbiate | 924.81 mi (1,488.33 km) |
| Dumbarton to Gallarate | 916.08 mi (1,474.29 km) |
| Dumbarton to Galliate | 924.00 mi (1,487.04 km) |
| Dumbarton to Gallipoli | 1,500.98 mi (2,415.60 km) |
| Dumbarton to Gambettola | 1,103.67 mi (1,776.19 km) |
| Dumbarton to Gambolo | 941.36 mi (1,514.97 km) |
| Dumbarton to Garbagnate Milanese | 929.01 mi (1,495.10 km) |
| Dumbarton to Gardone Val Trompia | 954.09 mi (1,535.46 km) |
| Dumbarton to Garlasco | 946.13 mi (1,522.65 km) |
| Dumbarton to Gassino Torinese | 921.85 mi (1,483.58 km) |
| Dumbarton to Gatteo | 1,106.07 mi (1,780.05 km) |
