| Roztoky to Oignies | 503.13 mi (809.71 km) |
| Roztoky to Oissel | 595.90 mi (959.01 km) |
| Roztoky to Olivet | 587.33 mi (945.22 km) |
| Roztoky to Ollioules | 631.37 mi (1,016.08 km) |
| Roztoky to Olonne-sur-Mer | 781.73 mi (1,258.07 km) |
| Roztoky to Oloron-Sainte-Marie | 856.29 mi (1,378.07 km) |
| Roztoky to Onet Village | 681.76 mi (1,097.18 km) |
| Roztoky to Onnaing | 476.75 mi (767.25 km) |
| Roztoky to Orange | 612.30 mi (985.41 km) |
| Roztoky to Orchies | 492.10 mi (791.97 km) |
| Roztoky to Orleans | 586.05 mi (943.15 km) |
| Roztoky to Orly | 547.38 mi (880.93 km) |
| Roztoky to Ormesson-sur-Marne | 540.24 mi (869.43 km) |
| Roztoky to Orsay | 557.24 mi (896.79 km) |
| Roztoky to Orthez | 850.01 mi (1,367.96 km) |
