| Grinon to Giovinazzo | 1,074.28 mi (1,728.89 km) |
| Grinon to Giugliano in Campania | 946.65 mi (1,523.49 km) |
| Grinon to Giulianova | 935.97 mi (1,506.31 km) |
| Grinon to Giussano | 760.27 mi (1,223.54 km) |
| Grinon to Goito | 813.10 mi (1,308.55 km) |
| Grinon to Gonzaga | 813.12 mi (1,308.59 km) |
| Grinon to Gorgonzola | 763.52 mi (1,228.77 km) |
| Grinon to Gorizia | 963.31 mi (1,550.30 km) |
| Grinon to Gragnano | 964.34 mi (1,551.95 km) |
| Grinon to Grammichele | 1,015.98 mi (1,635.06 km) |
| Grinon to Granarolo del l'Emilia | 834.68 mi (1,343.29 km) |
| Grinon to Gravina in Puglia | 1,062.96 mi (1,710.67 km) |
| Grinon to Grezzana | 835.45 mi (1,344.53 km) |
| Grinon to Gricignano d'Aversa | 945.78 mi (1,522.09 km) |
| Grinon to Grosseto | 792.38 mi (1,275.22 km) |
