| Tongeren to Oignies | 110.34 mi (177.58 km) |
| Tongeren to Oissel | 217.82 mi (350.55 km) |
| Tongeren to Olivet | 257.46 mi (414.35 km) |
| Tongeren to Ollioules | 528.18 mi (850.03 km) |
| Tongeren to Olonne-sur-Mer | 441.24 mi (710.11 km) |
| Tongeren to Oloron-Sainte-Marie | 596.61 mi (960.15 km) |
| Tongeren to Onet Village | 462.80 mi (744.81 km) |
| Tongeren to Onnaing | 86.17 mi (138.68 km) |
| Tongeren to Orange | 459.86 mi (740.08 km) |
| Tongeren to Orchies | 99.50 mi (160.14 km) |
| Tongeren to Orleans | 255.11 mi (410.55 km) |
| Tongeren to Orly | 196.33 mi (315.96 km) |
| Tongeren to Ormesson-sur-Marne | 189.71 mi (305.30 km) |
| Tongeren to Orsay | 205.08 mi (330.04 km) |
| Tongeren to Orthez | 582.31 mi (937.14 km) |
