| Beersel to Oignies | 61.12 mi (98.36 km) |
| Beersel to Oissel | 173.22 mi (278.77 km) |
| Beersel to Olivet | 227.77 mi (366.55 km) |
| Beersel to Ollioules | 531.69 mi (855.67 km) |
| Beersel to Olonne-sur-Mer | 402.68 mi (648.04 km) |
| Beersel to Oloron-Sainte-Marie | 571.67 mi (920.02 km) |
| Beersel to Onet Village | 449.16 mi (722.86 km) |
| Beersel to Onnaing | 40.55 mi (65.26 km) |
| Beersel to Orange | 458.32 mi (737.60 km) |
| Beersel to Orchies | 50.74 mi (81.65 km) |
| Beersel to Orleans | 225.22 mi (362.46 km) |
| Beersel to Orly | 163.63 mi (263.33 km) |
| Beersel to Ormesson-sur-Marne | 157.80 mi (253.95 km) |
| Beersel to Orsay | 171.25 mi (275.59 km) |
| Beersel to Orthez | 556.16 mi (895.06 km) |
