| Geraardsbergen to Novi di Modena | 520.22 mi (837.22 km) |
| Geraardsbergen to Novi Ligure | 473.54 mi (762.09 km) |
| Geraardsbergen to Nuoro | 768.42 mi (1,236.66 km) |
| Geraardsbergen to Occhiobello | 538.94 mi (867.33 km) |
| Geraardsbergen to Oderzo | 524.78 mi (844.55 km) |
| Geraardsbergen to Oggiono | 426.52 mi (686.42 km) |
| Geraardsbergen to Olbia | 732.06 mi (1,178.13 km) |
| Geraardsbergen to Oleggio | 418.91 mi (674.17 km) |
| Geraardsbergen to Olgiate Comasco | 416.38 mi (670.10 km) |
| Geraardsbergen to Olgiate Olona | 423.07 mi (680.86 km) |
| Geraardsbergen to Omegna | 396.81 mi (638.61 km) |
| Geraardsbergen to Opera | 446.22 mi (718.13 km) |
| Geraardsbergen to Oppeano | 506.41 mi (814.98 km) |
| Geraardsbergen to Orbassano | 432.61 mi (696.22 km) |
| Geraardsbergen to Orbetello | 672.02 mi (1,081.52 km) |
