| Greenford to Gaeta | 970.34 mi (1,561.62 km) |
| Greenford to Gaggiano | 602.35 mi (969.39 km) |
| Greenford to Galatina | 1,181.53 mi (1,901.49 km) |
| Greenford to Galatone | 1,178.84 mi (1,897.17 km) |
| Greenford to Galbiate | 594.05 mi (956.04 km) |
| Greenford to Gallarate | 581.12 mi (935.22 km) |
| Greenford to Galliate | 587.50 mi (945.48 km) |
| Greenford to Gallipoli | 1,181.05 mi (1,900.72 km) |
| Greenford to Gambettola | 778.11 mi (1,252.25 km) |
| Greenford to Gambolo | 604.44 mi (972.76 km) |
| Greenford to Garbagnate Milanese | 595.08 mi (957.69 km) |
| Greenford to Gardone Val Trompia | 627.19 mi (1,009.36 km) |
| Greenford to Garlasco | 609.16 mi (980.35 km) |
| Greenford to Gassino Torinese | 579.53 mi (932.66 km) |
| Greenford to Gatteo | 780.67 mi (1,256.37 km) |
