| Volterra to Octeville | 732.58 mi (1,178.97 km) |
| Volterra to Oignies | 612.90 mi (986.37 km) |
| Volterra to Oissel | 620.17 mi (998.07 km) |
| Volterra to Olivet | 531.22 mi (854.91 km) |
| Volterra to Ollioules | 253.14 mi (407.40 km) |
| Volterra to Olonne-sur-Mer | 653.88 mi (1,052.31 km) |
| Volterra to Oloron-Sainte-Marie | 576.68 mi (928.07 km) |
| Volterra to Onet Village | 417.18 mi (671.38 km) |
| Volterra to Onnaing | 591.74 mi (952.31 km) |
| Volterra to Orange | 306.41 mi (493.12 km) |
| Volterra to Orchies | 606.16 mi (975.51 km) |
| Volterra to Orleans | 532.32 mi (856.68 km) |
| Volterra to Orly | 548.32 mi (882.43 km) |
| Volterra to Ormesson-sur-Marne | 545.05 mi (877.18 km) |
| Volterra to Orsay | 553.65 mi (891.02 km) |
