| Sid to Octeville | 1,021.47 mi (1,643.89 km) |
| Sid to Oignies | 837.25 mi (1,347.42 km) |
| Sid to Oissel | 897.23 mi (1,443.95 km) |
| Sid to Olivet | 844.12 mi (1,358.48 km) |
| Sid to Ollioules | 676.96 mi (1,089.46 km) |
| Sid to Olonne-sur-Mer | 1,013.09 mi (1,630.41 km) |
| Sid to Oloron-Sainte-Marie | 989.87 mi (1,593.04 km) |
| Sid to Onet Village | 816.82 mi (1,314.54 km) |
| Sid to Onnaing | 810.34 mi (1,304.12 km) |
| Sid to Orange | 711.51 mi (1,145.06 km) |
| Sid to Orchies | 827.04 mi (1,330.99 km) |
| Sid to Orleans | 844.04 mi (1,358.35 km) |
| Sid to Orly | 831.15 mi (1,337.60 km) |
| Sid to Ormesson-sur-Marne | 825.22 mi (1,328.07 km) |
| Sid to Orsay | 839.73 mi (1,351.42 km) |
