| Mostoles to Giovinazzo | 1,073.75 mi (1,728.03 km) |
| Mostoles to Giugliano in Campania | 946.31 mi (1,522.95 km) |
| Mostoles to Giulianova | 934.55 mi (1,504.01 km) |
| Mostoles to Giussano | 756.51 mi (1,217.48 km) |
| Mostoles to Goito | 809.85 mi (1,303.33 km) |
| Mostoles to Gonzaga | 810.08 mi (1,303.70 km) |
| Mostoles to Gorgonzola | 759.89 mi (1,222.93 km) |
| Mostoles to Gorizia | 960.08 mi (1,545.10 km) |
| Mostoles to Gragnano | 964.13 mi (1,551.62 km) |
| Mostoles to Grammichele | 1,017.70 mi (1,637.83 km) |
| Mostoles to Granarolo del l'Emilia | 831.97 mi (1,338.93 km) |
| Mostoles to Gravina in Puglia | 1,062.62 mi (1,710.13 km) |
| Mostoles to Grezzana | 832.11 mi (1,339.14 km) |
| Mostoles to Gricignano d'Aversa | 945.40 mi (1,521.48 km) |
| Mostoles to Grosseto | 790.81 mi (1,272.68 km) |
