| Wichelen to Oignies | 56.18 mi (90.41 km) |
| Wichelen to Oissel | 171.20 mi (275.51 km) |
| Wichelen to Olivet | 235.71 mi (379.34 km) |
| Wichelen to Ollioules | 550.22 mi (885.50 km) |
| Wichelen to Olonne-sur-Mer | 404.03 mi (650.23 km) |
| Wichelen to Oloron-Sainte-Marie | 580.36 mi (934.00 km) |
| Wichelen to Onet Village | 462.80 mi (744.80 km) |
| Wichelen to Onnaing | 45.27 mi (72.86 km) |
| Wichelen to Orange | 475.71 mi (765.59 km) |
| Wichelen to Orchies | 48.12 mi (77.44 km) |
| Wichelen to Orleans | 233.10 mi (375.13 km) |
| Wichelen to Orly | 170.90 mi (275.04 km) |
| Wichelen to Ormesson-sur-Marne | 165.66 mi (266.61 km) |
| Wichelen to Orsay | 177.69 mi (285.97 km) |
| Wichelen to Orthez | 564.30 mi (908.15 km) |
