| Grimstad to Giovinazzo | 1,236.90 mi (1,990.60 km) |
| Grimstad to Giugliano in Campania | 1,227.63 mi (1,975.68 km) |
| Grimstad to Giulianova | 1,101.72 mi (1,773.05 km) |
| Grimstad to Giussano | 873.77 mi (1,406.19 km) |
| Grimstad to Goito | 908.68 mi (1,462.39 km) |
| Grimstad to Gonzaga | 929.96 mi (1,496.63 km) |
| Grimstad to Gorgonzola | 885.54 mi (1,425.14 km) |
| Grimstad to Gorizia | 882.72 mi (1,420.59 km) |
| Grimstad to Gragnano | 1,246.58 mi (2,006.17 km) |
| Grimstad to Grammichele | 1,484.95 mi (2,389.80 km) |
| Grimstad to Granarolo del l'Emilia | 960.52 mi (1,545.81 km) |
| Grimstad to Gravina in Puglia | 1,258.48 mi (2,025.32 km) |
| Grimstad to Grezzana | 891.89 mi (1,435.35 km) |
| Grimstad to Gricignano d'Aversa | 1,222.88 mi (1,968.04 km) |
| Grimstad to Grosseto | 1,081.47 mi (1,740.45 km) |
