| Castellana Grotte to Giugliano in Campania | 155.17 mi (249.73 km) |
| Castellana Grotte to Giulianova | 209.91 mi (337.81 km) |
| Castellana Grotte to Giussano | 519.75 mi (836.46 km) |
| Castellana Grotte to Goito | 445.46 mi (716.90 km) |
| Castellana Grotte to Gonzaga | 426.60 mi (686.54 km) |
| Castellana Grotte to Gorgonzola | 505.76 mi (813.94 km) |
| Castellana Grotte to Gorizia | 391.69 mi (630.36 km) |
| Castellana Grotte to Gragnano | 139.29 mi (224.17 km) |
| Castellana Grotte to Grammichele | 287.51 mi (462.71 km) |
| Castellana Grotte to Granarolo del l'Emilia | 385.05 mi (619.68 km) |
| Castellana Grotte to Gravina in Puglia | 39.47 mi (63.52 km) |
| Castellana Grotte to Grezzana | 445.20 mi (716.48 km) |
| Castellana Grotte to Gricignano d'Aversa | 155.91 mi (250.91 km) |
| Castellana Grotte to Grosseto | 338.28 mi (544.40 km) |
| Castellana Grotte to Grottaferrata | 241.40 mi (388.50 km) |
