| Willebroek to Giugliano in Campania | 842.71 mi (1,356.22 km) |
| Willebroek to Giulianova | 730.05 mi (1,174.90 km) |
| Willebroek to Giussano | 432.24 mi (695.63 km) |
| Willebroek to Goito | 495.42 mi (797.31 km) |
| Willebroek to Gonzaga | 516.77 mi (831.67 km) |
| Willebroek to Gorgonzola | 446.62 mi (718.77 km) |
| Willebroek to Gorizia | 551.67 mi (887.83 km) |
| Willebroek to Gragnano | 865.27 mi (1,392.52 km) |
| Willebroek to Grammichele | 1,081.72 mi (1,740.85 km) |
| Willebroek to Granarolo del l'Emilia | 556.92 mi (896.27 km) |
| Willebroek to Gravina in Puglia | 912.33 mi (1,468.26 km) |
| Willebroek to Grezzana | 489.99 mi (788.57 km) |
| Willebroek to Gricignano d'Aversa | 838.34 mi (1,349.17 km) |
| Willebroek to Grosseto | 654.99 mi (1,054.10 km) |
| Willebroek to Grottaferrata | 752.19 mi (1,210.53 km) |
