| Castricum to Giovinazzo | 965.84 mi (1,554.37 km) |
| Castricum to Giugliano in Campania | 919.04 mi (1,479.05 km) |
| Castricum to Giulianova | 801.79 mi (1,290.35 km) |
| Castricum to Giussano | 515.81 mi (830.12 km) |
| Castricum to Goito | 572.83 mi (921.88 km) |
| Castricum to Gonzaga | 594.67 mi (957.02 km) |
| Castricum to Gorgonzola | 529.81 mi (852.64 km) |
| Castricum to Gorizia | 609.01 mi (980.11 km) |
| Castricum to Gragnano | 941.05 mi (1,514.47 km) |
| Castricum to Grammichele | 1,164.01 mi (1,873.30 km) |
| Castricum to Granarolo del l'Emilia | 633.22 mi (1,019.06 km) |
| Castricum to Gravina in Puglia | 980.86 mi (1,578.54 km) |
| Castricum to Grezzana | 564.20 mi (908.00 km) |
| Castricum to Gricignano d'Aversa | 914.53 mi (1,471.79 km) |
| Castricum to Grosseto | 738.58 mi (1,188.63 km) |
