| Royken to Octeville | 845.80 mi (1,361.19 km) |
| Royken to Oignies | 703.34 mi (1,131.92 km) |
| Royken to Oissel | 807.93 mi (1,300.24 km) |
| Royken to Olivet | 889.21 mi (1,431.05 km) |
| Royken to Ollioules | 1,162.73 mi (1,871.23 km) |
| Royken to Olonne-sur-Mer | 1,038.99 mi (1,672.09 km) |
| Royken to Oloron-Sainte-Marie | 1,233.74 mi (1,985.51 km) |
| Royken to Onet Village | 1,110.97 mi (1,787.93 km) |
| Royken to Onnaing | 699.15 mi (1,125.18 km) |
| Royken to Orange | 1,102.84 mi (1,774.84 km) |
| Royken to Orchies | 698.98 mi (1,124.90 km) |
| Royken to Orleans | 886.57 mi (1,426.80 km) |
| Royken to Orly | 824.34 mi (1,326.65 km) |
| Royken to Ormesson-sur-Marne | 819.38 mi (1,318.66 km) |
| Royken to Orsay | 830.53 mi (1,336.61 km) |
