| Ulus to Orbetello | 1,098.69 mi (1,768.17 km) |
| Ulus to Oria | 784.64 mi (1,262.76 km) |
| Ulus to Oristano | 1,260.11 mi (2,027.94 km) |
| Ulus to Orta Nova | 875.38 mi (1,408.79 km) |
| Ulus to Orte | 1,038.90 mi (1,671.94 km) |
| Ulus to Ortona | 936.74 mi (1,507.54 km) |
| Ulus to Orvieto | 1,051.93 mi (1,692.92 km) |
| Ulus to Orzinuovi | 1,164.07 mi (1,873.39 km) |
| Ulus to Osimo | 981.89 mi (1,580.20 km) |
| Ulus to Ospitaletto | 1,158.31 mi (1,864.12 km) |
| Ulus to Ostuni | 784.48 mi (1,262.49 km) |
| Ulus to Ottaviano | 943.61 mi (1,518.59 km) |
| Ulus to Ovada | 1,223.87 mi (1,969.63 km) |
| Ulus to Ozieri | 1,229.07 mi (1,978.00 km) |
| Ulus to Paceco | 1,092.65 mi (1,758.45 km) |
