| Melnik to Oignies | 505.08 mi (812.85 km) |
| Melnik to Oissel | 599.49 mi (964.79 km) |
| Melnik to Olivet | 593.27 mi (954.78 km) |
| Melnik to Ollioules | 643.40 mi (1,035.45 km) |
| Melnik to Olonne-sur-Mer | 787.98 mi (1,268.13 km) |
| Melnik to Oloron-Sainte-Marie | 865.63 mi (1,393.10 km) |
| Melnik to Onet Village | 691.62 mi (1,113.05 km) |
| Melnik to Onnaing | 478.89 mi (770.70 km) |
| Melnik to Orange | 623.35 mi (1,003.18 km) |
| Melnik to Orchies | 494.06 mi (795.11 km) |
| Melnik to Orleans | 591.94 mi (952.63 km) |
| Melnik to Orly | 552.20 mi (888.68 km) |
| Melnik to Ormesson-sur-Marne | 545.03 mi (877.14 km) |
| Melnik to Orsay | 562.07 mi (904.56 km) |
| Melnik to Orthez | 859.10 mi (1,382.59 km) |
