| Oceanside to Octeville | 5,490.88 mi (8,836.72 km) |
| Oceanside to Oignies | 5,606.49 mi (9,022.77 km) |
| Oceanside to Oissel | 5,596.57 mi (9,006.81 km) |
| Oceanside to Olivet | 5,692.55 mi (9,161.27 km) |
| Oceanside to Ollioules | 6,056.76 mi (9,747.41 km) |
| Oceanside to Olonne-sur-Mer | 5,623.82 mi (9,050.66 km) |
| Oceanside to Oloron-Sainte-Marie | 5,817.87 mi (9,362.96 km) |
| Oceanside to Onet Village | 5,881.49 mi (9,465.35 km) |
| Oceanside to Onnaing | 5,629.72 mi (9,060.16 km) |
| Oceanside to Orange | 5,971.26 mi (9,609.81 km) |
| Oceanside to Orchies | 5,614.27 mi (9,035.30 km) |
| Oceanside to Orleans | 5,691.03 mi (9,158.83 km) |
| Oceanside to Orly | 5,667.96 mi (9,121.71 km) |
| Oceanside to Ormesson-sur-Marne | 5,670.85 mi (9,126.36 km) |
| Oceanside to Orsay | 5,663.24 mi (9,114.10 km) |
