| Oberhausen to Octeville | 395.10 mi (635.85 km) |
| Oberhausen to Oignies | 182.95 mi (294.42 km) |
| Oberhausen to Oissel | 294.66 mi (474.21 km) |
| Oberhausen to Olivet | 335.07 mi (539.24 km) |
| Oberhausen to Ollioules | 579.40 mi (932.46 km) |
| Oberhausen to Olonne-sur-Mer | 519.84 mi (836.61 km) |
| Oberhausen to Oloron-Sainte-Marie | 671.23 mi (1,080.23 km) |
| Oberhausen to Onet Village | 530.77 mi (854.20 km) |
| Oberhausen to Onnaing | 161.75 mi (260.30 km) |
| Oberhausen to Orange | 517.27 mi (832.47 km) |
| Oberhausen to Orchies | 172.79 mi (278.08 km) |
| Oberhausen to Orleans | 332.77 mi (535.54 km) |
| Oberhausen to Orly | 274.73 mi (442.13 km) |
| Oberhausen to Ormesson-sur-Marne | 268.03 mi (431.35 km) |
| Oberhausen to Orsay | 283.57 mi (456.37 km) |
