| Billerbeck to Octeville | 422.42 mi (679.82 km) |
| Billerbeck to Oignies | 213.32 mi (343.31 km) |
| Billerbeck to Oissel | 326.98 mi (526.23 km) |
| Billerbeck to Olivet | 371.86 mi (598.45 km) |
| Billerbeck to Ollioules | 614.46 mi (988.87 km) |
| Billerbeck to Olonne-sur-Mer | 554.80 mi (892.87 km) |
| Billerbeck to Oloron-Sainte-Marie | 709.00 mi (1,141.03 km) |
| Billerbeck to Onet Village | 568.61 mi (915.08 km) |
| Billerbeck to Onnaing | 194.19 mi (312.52 km) |
| Billerbeck to Orange | 553.69 mi (891.08 km) |
| Billerbeck to Orchies | 203.74 mi (327.88 km) |
| Billerbeck to Orleans | 369.52 mi (594.69 km) |
| Billerbeck to Orly | 310.76 mi (500.13 km) |
| Billerbeck to Ormesson-sur-Marne | 304.18 mi (489.53 km) |
| Billerbeck to Orsay | 319.42 mi (514.06 km) |
