| Rouvroy to Novi di Modena | 531.41 mi (855.22 km) |
| Rouvroy to Novi Ligure | 475.81 mi (765.75 km) |
| Rouvroy to Nuoro | 762.32 mi (1,226.83 km) |
| Rouvroy to Occhiobello | 552.52 mi (889.19 km) |
| Rouvroy to Oderzo | 544.69 mi (876.60 km) |
| Rouvroy to Oggiono | 435.55 mi (700.95 km) |
| Rouvroy to Olbia | 727.47 mi (1,170.75 km) |
| Rouvroy to Oleggio | 423.85 mi (682.11 km) |
| Rouvroy to Olgiate Comasco | 423.70 mi (681.89 km) |
| Rouvroy to Olgiate Olona | 429.32 mi (690.92 km) |
| Rouvroy to Omegna | 401.92 mi (646.83 km) |
| Rouvroy to Opera | 452.86 mi (728.81 km) |
| Rouvroy to Oppeano | 520.24 mi (837.25 km) |
| Rouvroy to Orbassano | 429.82 mi (691.72 km) |
| Rouvroy to Orbetello | 676.35 mi (1,088.47 km) |
