| Tortoli to Octeville | 867.15 mi (1,395.54 km) |
| Tortoli to Oignies | 796.04 mi (1,281.11 km) |
| Tortoli to Oissel | 773.25 mi (1,244.43 km) |
| Tortoli to Olivet | 669.40 mi (1,077.29 km) |
| Tortoli to Ollioules | 296.17 mi (476.64 km) |
| Tortoli to Olonne-sur-Mer | 732.74 mi (1,179.23 km) |
| Tortoli to Oloron-Sainte-Marie | 575.61 mi (926.36 km) |
| Tortoli to Onet Village | 473.44 mi (761.93 km) |
| Tortoli to Onnaing | 779.54 mi (1,254.55 km) |
| Tortoli to Orange | 382.10 mi (614.93 km) |
| Tortoli to Orchies | 791.56 mi (1,273.89 km) |
| Tortoli to Orleans | 671.27 mi (1,080.30 km) |
| Tortoli to Orly | 705.78 mi (1,135.85 km) |
| Tortoli to Ormesson-sur-Marne | 704.63 mi (1,134.00 km) |
| Tortoli to Orsay | 708.32 mi (1,139.93 km) |
