| Rosoman to Octeville | 1,264.03 mi (2,034.26 km) |
| Rosoman to Oignies | 1,095.28 mi (1,762.68 km) |
| Rosoman to Oissel | 1,141.51 mi (1,837.08 km) |
| Rosoman to Olivet | 1,073.96 mi (1,728.38 km) |
| Rosoman to Ollioules | 828.84 mi (1,333.89 km) |
| Rosoman to Olonne-sur-Mer | 1,223.20 mi (1,968.54 km) |
| Rosoman to Oloron-Sainte-Marie | 1,154.00 mi (1,857.18 km) |
| Rosoman to Onet Village | 996.15 mi (1,603.15 km) |
| Rosoman to Onnaing | 1,069.08 mi (1,720.52 km) |
| Rosoman to Orange | 885.50 mi (1,425.08 km) |
| Rosoman to Orchies | 1,085.66 mi (1,747.20 km) |
| Rosoman to Orleans | 1,074.36 mi (1,729.01 km) |
| Rosoman to Orly | 1,071.86 mi (1,724.99 km) |
| Rosoman to Ormesson-sur-Marne | 1,066.68 mi (1,716.65 km) |
| Rosoman to Orsay | 1,079.55 mi (1,737.37 km) |
