| Mechelen-aan-de-Maas to Novi di Modena | 485.22 mi (780.88 km) |
| Mechelen-aan-de-Maas to Novi Ligure | 453.93 mi (730.53 km) |
| Mechelen-aan-de-Maas to Nuoro | 758.22 mi (1,220.23 km) |
| Mechelen-aan-de-Maas to Occhiobello | 499.81 mi (804.37 km) |
| Mechelen-aan-de-Maas to Oderzo | 475.98 mi (766.02 km) |
| Mechelen-aan-de-Maas to Oggiono | 397.07 mi (639.02 km) |
| Mechelen-aan-de-Maas to Olbia | 719.70 mi (1,158.24 km) |
| Mechelen-aan-de-Maas to Oleggio | 396.38 mi (637.91 km) |
| Mechelen-aan-de-Maas to Olgiate Comasco | 390.01 mi (627.65 km) |
| Mechelen-aan-de-Maas to Olgiate Olona | 398.26 mi (640.93 km) |
| Mechelen-aan-de-Maas to Omegna | 374.69 mi (603.01 km) |
| Mechelen-aan-de-Maas to Opera | 420.15 mi (676.16 km) |
| Mechelen-aan-de-Maas to Oppeano | 467.42 mi (752.25 km) |
| Mechelen-aan-de-Maas to Orbassano | 422.39 mi (679.77 km) |
| Mechelen-aan-de-Maas to Orbetello | 645.85 mi (1,039.39 km) |
