| Nelas to Octeville | 697.94 mi (1,123.22 km) |
| Nelas to Oignies | 863.38 mi (1,389.48 km) |
| Nelas to Oissel | 749.27 mi (1,205.84 km) |
| Nelas to Olivet | 699.68 mi (1,126.02 km) |
| Nelas to Ollioules | 727.17 mi (1,170.26 km) |
| Nelas to Olonne-sur-Mer | 515.08 mi (828.94 km) |
| Nelas to Oloron-Sainte-Marie | 415.94 mi (669.39 km) |
| Nelas to Onet Village | 594.60 mi (956.92 km) |
| Nelas to Onnaing | 877.16 mi (1,411.65 km) |
| Nelas to Orange | 692.49 mi (1,114.45 km) |
| Nelas to Orchies | 871.00 mi (1,401.74 km) |
| Nelas to Orleans | 701.78 mi (1,129.41 km) |
| Nelas to Orly | 758.12 mi (1,220.07 km) |
| Nelas to Ormesson-sur-Marne | 764.87 mi (1,230.94 km) |
| Nelas to Orsay | 749.26 mi (1,205.82 km) |
