| Bad Oeynhausen to Octeville | 487.88 mi (785.17 km) |
| Bad Oeynhausen to Oignies | 277.61 mi (446.76 km) |
| Bad Oeynhausen to Oissel | 390.16 mi (627.90 km) |
| Bad Oeynhausen to Olivet | 428.04 mi (688.87 km) |
| Bad Oeynhausen to Ollioules | 640.78 mi (1,031.24 km) |
| Bad Oeynhausen to Olonne-sur-Mer | 614.93 mi (989.63 km) |
| Bad Oeynhausen to Oloron-Sainte-Marie | 759.26 mi (1,221.92 km) |
| Bad Oeynhausen to Onet Village | 611.38 mi (983.93 km) |
| Bad Oeynhausen to Onnaing | 257.19 mi (413.91 km) |
| Bad Oeynhausen to Orange | 586.34 mi (943.63 km) |
| Bad Oeynhausen to Orchies | 267.71 mi (430.84 km) |
| Bad Oeynhausen to Orleans | 425.83 mi (685.31 km) |
| Bad Oeynhausen to Orly | 369.09 mi (594.00 km) |
| Bad Oeynhausen to Ormesson-sur-Marne | 362.27 mi (583.01 km) |
| Bad Oeynhausen to Orsay | 378.13 mi (608.54 km) |
