| Castel Bolognese to Gaggiano | 154.88 mi (249.25 km) |
| Castel Bolognese to Galatina | 433.66 mi (697.91 km) |
| Castel Bolognese to Galatone | 430.65 mi (693.06 km) |
| Castel Bolognese to Galbiate | 156.24 mi (251.45 km) |
| Castel Bolognese to Gallarate | 174.02 mi (280.06 km) |
| Castel Bolognese to Galliate | 171.78 mi (276.46 km) |
| Castel Bolognese to Gallipoli | 432.39 mi (695.86 km) |
| Castel Bolognese to Gambettola | 29.81 mi (47.97 km) |
| Castel Bolognese to Gambolo | 157.95 mi (254.20 km) |
| Castel Bolognese to Garbagnate Milanese | 158.91 mi (255.75 km) |
| Castel Bolognese to Gardone Val Trompia | 123.10 mi (198.11 km) |
| Castel Bolognese to Garlasco | 154.05 mi (247.92 km) |
| Castel Bolognese to Gassino Torinese | 203.00 mi (326.70 km) |
| Castel Bolognese to Gatteo | 32.54 mi (52.37 km) |
| Castel Bolognese to Gavardo | 110.17 mi (177.31 km) |
