| Unye to Octeville | 1,953.48 mi (3,143.82 km) |
| Unye to Oignies | 1,754.05 mi (2,822.87 km) |
| Unye to Oissel | 1,829.81 mi (2,944.80 km) |
| Unye to Olivet | 1,787.50 mi (2,876.71 km) |
| Unye to Ollioules | 1,607.15 mi (2,586.46 km) |
| Unye to Olonne-sur-Mer | 1,961.20 mi (3,156.25 km) |
| Unye to Oloron-Sainte-Marie | 1,929.12 mi (3,104.61 km) |
| Unye to Onet Village | 1,760.83 mi (2,833.79 km) |
| Unye to Onnaing | 1,726.90 mi (2,779.18 km) |
| Unye to Orange | 1,652.76 mi (2,659.86 km) |
| Unye to Orchies | 1,743.20 mi (2,805.41 km) |
| Unye to Orleans | 1,787.20 mi (2,876.22 km) |
| Unye to Orly | 1,768.05 mi (2,845.40 km) |
| Unye to Ormesson-sur-Marne | 1,761.65 mi (2,835.10 km) |
| Unye to Orsay | 1,777.17 mi (2,860.07 km) |
