| Spello to Octeville | 820.77 mi (1,320.91 km) |
| Spello to Oignies | 689.68 mi (1,109.93 km) |
| Spello to Oissel | 705.62 mi (1,135.58 km) |
| Spello to Olivet | 620.65 mi (998.83 km) |
| Spello to Ollioules | 344.59 mi (554.57 km) |
| Spello to Olonne-sur-Mer | 748.53 mi (1,204.64 km) |
| Spello to Oloron-Sainte-Marie | 669.45 mi (1,077.38 km) |
| Spello to Onet Village | 512.19 mi (824.30 km) |
| Spello to Onnaing | 667.06 mi (1,073.53 km) |
| Spello to Orange | 401.40 mi (646.00 km) |
| Spello to Orchies | 682.19 mi (1,097.88 km) |
| Spello to Orleans | 621.60 mi (1,000.37 km) |
| Spello to Orly | 633.64 mi (1,019.75 km) |
| Spello to Ormesson-sur-Marne | 629.91 mi (1,013.75 km) |
| Spello to Orsay | 639.55 mi (1,029.26 km) |
