| Olhao to Octeville | 923.89 mi (1,486.86 km) |
| Olhao to Oignies | 1,072.25 mi (1,725.62 km) |
| Olhao to Oissel | 961.03 mi (1,546.63 km) |
| Olhao to Olivet | 896.98 mi (1,443.55 km) |
| Olhao to Ollioules | 836.32 mi (1,345.93 km) |
| Olhao to Olonne-sur-Mer | 727.12 mi (1,170.19 km) |
| Olhao to Oloron-Sainte-Marie | 572.06 mi (920.64 km) |
| Olhao to Onet Village | 744.51 mi (1,198.17 km) |
| Olhao to Onnaing | 1,082.90 mi (1,742.76 km) |
| Olhao to Orange | 824.38 mi (1,326.71 km) |
| Olhao to Orchies | 1,078.79 mi (1,736.15 km) |
| Olhao to Orleans | 899.35 mi (1,447.36 km) |
| Olhao to Orly | 959.28 mi (1,543.82 km) |
| Olhao to Ormesson-sur-Marne | 965.55 mi (1,553.90 km) |
| Olhao to Orsay | 951.22 mi (1,530.85 km) |
