| Orbetello to Octeville | 789.90 mi (1,271.22 km) |
| Orbetello to Oignies | 677.97 mi (1,091.09 km) |
| Orbetello to Oissel | 680.32 mi (1,094.87 km) |
| Orbetello to Olivet | 587.80 mi (945.97 km) |
| Orbetello to Ollioules | 276.27 mi (444.62 km) |
| Orbetello to Olonne-sur-Mer | 698.75 mi (1,124.53 km) |
| Orbetello to Oloron-Sainte-Marie | 600.78 mi (966.87 km) |
| Orbetello to Onet Village | 452.41 mi (728.09 km) |
| Orbetello to Onnaing | 657.38 mi (1,057.96 km) |
| Orbetello to Orange | 342.63 mi (551.41 km) |
| Orbetello to Orchies | 671.52 mi (1,080.71 km) |
| Orbetello to Orleans | 589.06 mi (948.00 km) |
| Orbetello to Orly | 608.81 mi (979.78 km) |
| Orbetello to Ormesson-sur-Marne | 605.90 mi (975.11 km) |
| Orbetello to Orsay | 613.66 mi (987.59 km) |
