| Selfoss to Octeville | 1,219.87 mi (1,963.18 km) |
| Selfoss to Oignies | 1,277.92 mi (2,056.61 km) |
| Selfoss to Oissel | 1,297.98 mi (2,088.90 km) |
| Selfoss to Olivet | 1,404.85 mi (2,260.89 km) |
| Selfoss to Ollioules | 1,782.74 mi (2,869.05 km) |
| Selfoss to Olonne-sur-Mer | 1,408.23 mi (2,266.33 km) |
| Selfoss to Oloron-Sainte-Marie | 1,642.81 mi (2,643.85 km) |
| Selfoss to Onet Village | 1,634.31 mi (2,630.17 km) |
| Selfoss to Onnaing | 1,297.60 mi (2,088.29 km) |
| Selfoss to Orange | 1,697.64 mi (2,732.08 km) |
| Selfoss to Orchies | 1,283.83 mi (2,066.12 km) |
| Selfoss to Orleans | 1,402.72 mi (2,257.46 km) |
| Selfoss to Orly | 1,363.75 mi (2,194.75 km) |
| Selfoss to Ormesson-sur-Marne | 1,364.71 mi (2,196.28 km) |
| Selfoss to Orsay | 1,361.65 mi (2,191.36 km) |
