| Hasselt to Oignies | 107.45 mi (172.92 km) |
| Hasselt to Oissel | 217.72 mi (350.39 km) |
| Hasselt to Olivet | 262.22 mi (422.00 km) |
| Hasselt to Ollioules | 538.84 mi (867.18 km) |
| Hasselt to Olonne-sur-Mer | 443.71 mi (714.09 km) |
| Hasselt to Oloron-Sainte-Marie | 602.87 mi (970.22 km) |
| Hasselt to Onet Village | 471.15 mi (758.25 km) |
| Hasselt to Onnaing | 84.95 mi (136.71 km) |
| Hasselt to Orange | 469.94 mi (756.30 km) |
| Hasselt to Orchies | 96.90 mi (155.95 km) |
| Hasselt to Orleans | 259.81 mi (418.12 km) |
| Hasselt to Orly | 200.11 mi (322.04 km) |
| Hasselt to Ormesson-sur-Marne | 193.66 mi (311.67 km) |
| Hasselt to Orsay | 208.59 mi (335.70 km) |
| Hasselt to Orthez | 588.29 mi (946.76 km) |
