| Ratekau to Octeville | 606.27 mi (975.70 km) |
| Ratekau to Oignies | 406.10 mi (653.56 km) |
| Ratekau to Oissel | 521.03 mi (838.52 km) |
| Ratekau to Olivet | 569.19 mi (916.02 km) |
| Ratekau to Ollioules | 779.19 mi (1,253.99 km) |
| Ratekau to Olonne-sur-Mer | 751.53 mi (1,209.46 km) |
| Ratekau to Oloron-Sainte-Marie | 903.73 mi (1,454.41 km) |
| Ratekau to Onet Village | 756.37 mi (1,217.26 km) |
| Ratekau to Onnaing | 389.56 mi (626.93 km) |
| Ratekau to Orange | 728.45 mi (1,172.32 km) |
| Ratekau to Orchies | 397.38 mi (639.52 km) |
| Ratekau to Orleans | 566.87 mi (912.29 km) |
| Ratekau to Orly | 508.23 mi (817.92 km) |
| Ratekau to Ormesson-sur-Marne | 501.66 mi (807.35 km) |
| Ratekau to Orsay | 516.85 mi (831.78 km) |
