| Ninove to Oignies | 51.40 mi (82.71 km) |
| Ninove to Oissel | 165.62 mi (266.53 km) |
| Ninove to Olivet | 226.17 mi (363.99 km) |
| Ninove to Ollioules | 538.50 mi (866.64 km) |
| Ninove to Olonne-sur-Mer | 397.12 mi (639.10 km) |
| Ninove to Oloron-Sainte-Marie | 570.70 mi (918.45 km) |
| Ninove to Onet Village | 451.74 mi (727.01 km) |
| Ninove to Onnaing | 35.84 mi (57.67 km) |
| Ninove to Orange | 464.05 mi (746.82 km) |
| Ninove to Orchies | 41.94 mi (67.50 km) |
| Ninove to Orleans | 223.58 mi (359.82 km) |
| Ninove to Orly | 161.51 mi (259.92 km) |
| Ninove to Ormesson-sur-Marne | 156.06 mi (251.16 km) |
| Ninove to Orsay | 168.60 mi (271.33 km) |
| Ninove to Orthez | 554.82 mi (892.89 km) |
