| Rovinari to Octeville | 1,201.52 mi (1,933.67 km) |
| Rovinari to Oignies | 1,009.51 mi (1,624.65 km) |
| Rovinari to Oissel | 1,077.29 mi (1,733.73 km) |
| Rovinari to Olivet | 1,030.13 mi (1,657.84 km) |
| Rovinari to Ollioules | 867.20 mi (1,395.62 km) |
| Rovinari to Olonne-sur-Mer | 1,202.91 mi (1,935.89 km) |
| Rovinari to Oloron-Sainte-Marie | 1,181.97 mi (1,902.20 km) |
| Rovinari to Onet Village | 1,009.21 mi (1,624.17 km) |
| Rovinari to Onnaing | 982.35 mi (1,580.94 km) |
| Rovinari to Orange | 903.68 mi (1,454.33 km) |
| Rovinari to Orchies | 998.95 mi (1,607.65 km) |
| Rovinari to Orleans | 1,029.91 mi (1,657.48 km) |
| Rovinari to Orly | 1,013.34 mi (1,630.81 km) |
| Rovinari to Ormesson-sur-Marne | 1,007.14 mi (1,620.84 km) |
| Rovinari to Orsay | 1,022.23 mi (1,645.12 km) |
