| Urbana to Orbetello | 4,834.60 mi (7,780.54 km) |
| Urbana to Oria | 5,178.09 mi (8,333.34 km) |
| Urbana to Oristano | 4,828.35 mi (7,770.47 km) |
| Urbana to Orta Nova | 5,064.25 mi (8,150.12 km) |
| Urbana to Orte | 4,881.60 mi (7,856.17 km) |
| Urbana to Ortona | 4,967.54 mi (7,994.48 km) |
| Urbana to Orvieto | 4,859.66 mi (7,820.86 km) |
| Urbana to Orzinuovi | 4,663.36 mi (7,504.95 km) |
| Urbana to Osimo | 4,882.86 mi (7,858.20 km) |
| Urbana to Ospitaletto | 4,662.77 mi (7,504.00 km) |
| Urbana to Ostuni | 5,165.66 mi (8,313.33 km) |
| Urbana to Ottaviano | 5,035.14 mi (8,103.27 km) |
| Urbana to Ovada | 4,641.67 mi (7,470.05 km) |
| Urbana to Ozieri | 4,818.31 mi (7,754.33 km) |
| Urbana to Paceco | 5,078.04 mi (8,172.32 km) |
