| Clervaux to Octeville | 343.16 mi (552.27 km) |
| Clervaux to Oignies | 137.35 mi (221.04 km) |
| Clervaux to Oissel | 226.17 mi (363.99 km) |
| Clervaux to Olivet | 240.70 mi (387.38 km) |
| Clervaux to Ollioules | 477.56 mi (768.55 km) |
| Clervaux to Olonne-sur-Mer | 432.91 mi (696.70 km) |
| Clervaux to Oloron-Sainte-Marie | 568.41 mi (914.77 km) |
| Clervaux to Onet Village | 424.53 mi (683.21 km) |
| Clervaux to Onnaing | 110.16 mi (177.28 km) |
| Clervaux to Orange | 412.48 mi (663.82 km) |
| Clervaux to Orchies | 126.63 mi (203.79 km) |
| Clervaux to Orleans | 238.69 mi (384.13 km) |
| Clervaux to Orly | 186.90 mi (300.78 km) |
| Clervaux to Ormesson-sur-Marne | 179.72 mi (289.23 km) |
| Clervaux to Orsay | 196.58 mi (316.37 km) |
