| Vatra Dornei to Octeville | 1,239.77 mi (1,995.21 km) |
| Vatra Dornei to Oignies | 1,034.16 mi (1,664.32 km) |
| Vatra Dornei to Oissel | 1,118.05 mi (1,799.33 km) |
| Vatra Dornei to Olivet | 1,089.22 mi (1,752.92 km) |
| Vatra Dornei to Ollioules | 989.71 mi (1,592.79 km) |
| Vatra Dornei to Olonne-sur-Mer | 1,274.66 mi (2,051.37 km) |
| Vatra Dornei to Oloron-Sainte-Marie | 1,288.33 mi (2,073.37 km) |
| Vatra Dornei to Onet Village | 1,110.52 mi (1,787.21 km) |
| Vatra Dornei to Onnaing | 1,007.26 mi (1,621.03 km) |
| Vatra Dornei to Orange | 1,012.18 mi (1,628.95 km) |
| Vatra Dornei to Orchies | 1,023.19 mi (1,646.66 km) |
| Vatra Dornei to Orleans | 1,088.51 mi (1,751.79 km) |
| Vatra Dornei to Orly | 1,061.20 mi (1,707.84 km) |
| Vatra Dornei to Ormesson-sur-Marne | 1,054.42 mi (1,696.92 km) |
| Vatra Dornei to Orsay | 1,070.74 mi (1,723.19 km) |
