| Cerknica to Octeville | 787.72 mi (1,267.72 km) |
| Cerknica to Oignies | 614.53 mi (989.00 km) |
| Cerknica to Oissel | 664.08 mi (1,068.74 km) |
| Cerknica to Olivet | 605.22 mi (974.01 km) |
| Cerknica to Ollioules | 457.76 mi (736.69 km) |
| Cerknica to Olonne-sur-Mer | 772.23 mi (1,242.79 km) |
| Cerknica to Oloron-Sainte-Marie | 757.89 mi (1,219.71 km) |
| Cerknica to Onet Village | 581.85 mi (936.40 km) |
| Cerknica to Onnaing | 588.39 mi (946.91 km) |
| Cerknica to Orange | 480.29 mi (772.96 km) |
| Cerknica to Orchies | 604.95 mi (973.57 km) |
| Cerknica to Orleans | 605.26 mi (974.07 km) |
| Cerknica to Orly | 596.01 mi (959.18 km) |
| Cerknica to Ormesson-sur-Marne | 590.42 mi (950.18 km) |
| Cerknica to Orsay | 604.22 mi (972.39 km) |
