| Castricum to Gaeta | 887.18 mi (1,427.77 km) |
| Castricum to Gaggiano | 531.70 mi (855.69 km) |
| Castricum to Galatina | 1,067.01 mi (1,717.18 km) |
| Castricum to Galatone | 1,065.18 mi (1,714.23 km) |
| Castricum to Galbiate | 512.47 mi (824.73 km) |
| Castricum to Gallarate | 510.78 mi (822.02 km) |
| Castricum to Galliate | 521.14 mi (838.69 km) |
| Castricum to Gallipoli | 1,068.62 mi (1,719.78 km) |
| Castricum to Gambettola | 679.97 mi (1,094.30 km) |
| Castricum to Gambolo | 538.42 mi (866.51 km) |
| Castricum to Garbagnate Milanese | 521.34 mi (839.02 km) |
| Castricum to Gardone Val Trompia | 535.66 mi (862.07 km) |
| Castricum to Garlasco | 543.08 mi (874.00 km) |
| Castricum to Gassino Torinese | 532.47 mi (856.92 km) |
| Castricum to Gatteo | 682.16 mi (1,097.83 km) |
