| Vicar to Octeville | 885.47 mi (1,425.03 km) |
| Vicar to Oignies | 982.77 mi (1,581.61 km) |
| Vicar to Oissel | 884.38 mi (1,423.27 km) |
| Vicar to Olivet | 796.41 mi (1,281.70 km) |
| Vicar to Ollioules | 625.43 mi (1,006.53 km) |
| Vicar to Olonne-sur-Mer | 672.00 mi (1,081.48 km) |
| Vicar to Oloron-Sainte-Marie | 452.58 mi (728.36 km) |
| Vicar to Onet Village | 588.27 mi (946.74 km) |
| Vicar to Onnaing | 986.42 mi (1,587.49 km) |
| Vicar to Orange | 638.35 mi (1,027.33 km) |
| Vicar to Orchies | 986.72 mi (1,587.98 km) |
| Vicar to Orleans | 799.06 mi (1,285.96 km) |
| Vicar to Orly | 861.25 mi (1,386.06 km) |
| Vicar to Ormesson-sur-Marne | 866.17 mi (1,393.97 km) |
| Vicar to Orsay | 855.26 mi (1,376.41 km) |
