| Hautmont to Novi di Modena | 492.16 mi (792.06 km) |
| Hautmont to Novi Ligure | 441.72 mi (710.87 km) |
| Hautmont to Nuoro | 734.35 mi (1,181.83 km) |
| Hautmont to Occhiobello | 512.10 mi (824.15 km) |
| Hautmont to Oderzo | 501.57 mi (807.20 km) |
| Hautmont to Oggiono | 397.33 mi (639.44 km) |
| Hautmont to Olbia | 698.35 mi (1,123.88 km) |
| Hautmont to Oleggio | 387.99 mi (624.41 km) |
| Hautmont to Olgiate Comasco | 386.43 mi (621.90 km) |
| Hautmont to Olgiate Olona | 392.68 mi (631.96 km) |
| Hautmont to Omegna | 365.92 mi (588.89 km) |
| Hautmont to Opera | 416.03 mi (669.54 km) |
| Hautmont to Oppeano | 479.67 mi (771.95 km) |
| Hautmont to Orbassano | 399.15 mi (642.37 km) |
| Hautmont to Orbetello | 641.13 mi (1,031.79 km) |
