| Vulcan to Octeville | 1,194.17 mi (1,921.82 km) |
| Vulcan to Oignies | 999.48 mi (1,608.50 km) |
| Vulcan to Oissel | 1,070.10 mi (1,722.17 km) |
| Vulcan to Olivet | 1,026.03 mi (1,651.24 km) |
| Vulcan to Ollioules | 875.18 mi (1,408.46 km) |
| Vulcan to Olonne-sur-Mer | 1,201.45 mi (1,933.55 km) |
| Vulcan to Oloron-Sainte-Marie | 1,187.17 mi (1,910.56 km) |
| Vulcan to Onet Village | 1,013.07 mi (1,630.38 km) |
| Vulcan to Onnaing | 972.29 mi (1,564.74 km) |
| Vulcan to Orange | 908.76 mi (1,462.52 km) |
| Vulcan to Orchies | 988.82 mi (1,591.35 km) |
| Vulcan to Orleans | 1,025.72 mi (1,650.74 km) |
| Vulcan to Orly | 1,007.22 mi (1,620.96 km) |
| Vulcan to Ormesson-sur-Marne | 1,000.91 mi (1,610.80 km) |
| Vulcan to Orsay | 1,016.25 mi (1,635.49 km) |
