| Grimbergen to Giugliano in Campania | 834.99 mi (1,343.78 km) |
| Grimbergen to Giulianova | 722.72 mi (1,163.11 km) |
| Grimbergen to Giussano | 424.13 mi (682.57 km) |
| Grimbergen to Goito | 487.76 mi (784.98 km) |
| Grimbergen to Gonzaga | 509.06 mi (819.25 km) |
| Grimbergen to Gorgonzola | 438.53 mi (705.74 km) |
| Grimbergen to Gorizia | 545.67 mi (878.17 km) |
| Grimbergen to Gragnano | 857.58 mi (1,380.15 km) |
| Grimbergen to Grammichele | 1,073.51 mi (1,727.64 km) |
| Grimbergen to Granarolo del l'Emilia | 549.31 mi (884.02 km) |
| Grimbergen to Gravina in Puglia | 905.20 mi (1,456.77 km) |
| Grimbergen to Grezzana | 482.60 mi (776.68 km) |
| Grimbergen to Gricignano d'Aversa | 830.62 mi (1,336.75 km) |
| Grimbergen to Grosseto | 646.77 mi (1,040.87 km) |
| Grimbergen to Grottaferrata | 744.22 mi (1,197.71 km) |
