| Wattrelos to Novi di Modena | 536.23 mi (862.98 km) |
| Wattrelos to Novi Ligure | 484.93 mi (780.41 km) |
| Wattrelos to Nuoro | 775.48 mi (1,248.01 km) |
| Wattrelos to Occhiobello | 556.14 mi (895.02 km) |
| Wattrelos to Oderzo | 544.94 mi (877.00 km) |
| Wattrelos to Oggiono | 441.33 mi (710.25 km) |
| Wattrelos to Olbia | 739.94 mi (1,190.82 km) |
| Wattrelos to Oleggio | 431.61 mi (694.61 km) |
| Wattrelos to Olgiate Comasco | 430.31 mi (692.52 km) |
| Wattrelos to Olgiate Olona | 436.46 mi (702.41 km) |
| Wattrelos to Omegna | 409.56 mi (659.13 km) |
| Wattrelos to Opera | 459.85 mi (740.06 km) |
| Wattrelos to Oppeano | 523.70 mi (842.81 km) |
| Wattrelos to Orbassano | 441.20 mi (710.04 km) |
| Wattrelos to Orbetello | 684.68 mi (1,101.88 km) |
