| Itri to Octeville | 931.58 mi (1,499.23 km) |
| Itri to Oignies | 810.67 mi (1,304.65 km) |
| Itri to Oissel | 819.95 mi (1,319.58 km) |
| Itri to Olivet | 729.77 mi (1,174.46 km) |
| Itri to Ollioules | 413.55 mi (665.54 km) |
| Itri to Olonne-sur-Mer | 842.02 mi (1,355.10 km) |
| Itri to Oloron-Sainte-Marie | 734.33 mi (1,181.78 km) |
| Itri to Onet Village | 593.29 mi (954.81 km) |
| Itri to Onnaing | 788.76 mi (1,269.39 km) |
| Itri to Orange | 484.50 mi (779.73 km) |
| Itri to Orchies | 803.56 mi (1,293.20 km) |
| Itri to Orleans | 730.96 mi (1,176.36 km) |
| Itri to Orly | 748.12 mi (1,203.98 km) |
| Itri to Ormesson-sur-Marne | 744.87 mi (1,198.75 km) |
| Itri to Orsay | 753.40 mi (1,212.48 km) |
