| Brecht to Oignies | 93.84 mi (151.02 km) |
| Brecht to Oissel | 208.86 mi (336.12 km) |
| Brecht to Olivet | 270.11 mi (434.71 km) |
| Brecht to Ollioules | 570.12 mi (917.53 km) |
| Brecht to Olonne-sur-Mer | 441.42 mi (710.39 km) |
| Brecht to Oloron-Sainte-Marie | 614.34 mi (988.68 km) |
| Brecht to Onet Village | 491.70 mi (791.31 km) |
| Brecht to Onnaing | 80.36 mi (129.32 km) |
| Brecht to Orange | 498.35 mi (802.01 km) |
| Brecht to Orchies | 85.55 mi (137.68 km) |
| Brecht to Orleans | 267.55 mi (430.57 km) |
| Brecht to Orly | 205.66 mi (330.98 km) |
| Brecht to Ormesson-sur-Marne | 200.03 mi (321.92 km) |
| Brecht to Orsay | 212.95 mi (342.71 km) |
| Brecht to Orthez | 598.68 mi (963.48 km) |
