| Borgerhout to Oignies | 81.35 mi (130.92 km) |
| Borgerhout to Oissel | 196.34 mi (315.97 km) |
| Borgerhout to Olivet | 257.79 mi (414.87 km) |
| Borgerhout to Ollioules | 561.61 mi (903.82 km) |
| Borgerhout to Olonne-sur-Mer | 428.75 mi (690.01 km) |
| Borgerhout to Oloron-Sainte-Marie | 602.14 mi (969.05 km) |
| Borgerhout to Onet Village | 480.69 mi (773.59 km) |
| Borgerhout to Onnaing | 67.78 mi (109.08 km) |
| Borgerhout to Orange | 489.02 mi (787.01 km) |
| Borgerhout to Orchies | 72.92 mi (117.36 km) |
| Borgerhout to Orleans | 255.21 mi (410.73 km) |
| Borgerhout to Orly | 193.25 mi (311.01 km) |
| Borgerhout to Ormesson-sur-Marne | 187.69 mi (302.06 km) |
| Borgerhout to Orsay | 200.46 mi (322.62 km) |
| Borgerhout to Orthez | 586.40 mi (943.72 km) |
