| Castellammare del Golfo to Gaggiano | 546.85 mi (880.07 km) |
| Castellammare del Golfo to Galatina | 319.63 mi (514.39 km) |
| Castellammare del Golfo to Galatone | 314.38 mi (505.94 km) |
| Castellammare del Golfo to Galbiate | 566.25 mi (911.29 km) |
| Castellammare del Golfo to Gallarate | 567.99 mi (914.08 km) |
| Castellammare del Golfo to Galliate | 558.26 mi (898.43 km) |
| Castellammare del Golfo to Gallipoli | 307.97 mi (495.63 km) |
| Castellammare del Golfo to Gambettola | 421.76 mi (678.76 km) |
| Castellammare del Golfo to Gambolo | 540.83 mi (870.38 km) |
| Castellammare del Golfo to Garbagnate Milanese | 557.02 mi (896.44 km) |
| Castellammare del Golfo to Gardone Val Trompia | 546.86 mi (880.08 km) |
| Castellammare del Golfo to Garlasco | 536.10 mi (862.77 km) |
| Castellammare del Golfo to Gassino Torinese | 555.58 mi (894.12 km) |
| Castellammare del Golfo to Gatteo | 420.44 mi (676.64 km) |
| Castellammare del Golfo to Gavardo | 537.27 mi (864.65 km) |
