| Little Lever to Orbetello | 988.98 mi (1,591.62 km) |
| Little Lever to Oria | 1,296.13 mi (2,085.92 km) |
| Little Lever to Oristano | 1,074.14 mi (1,728.66 km) |
| Little Lever to Orta Nova | 1,188.45 mi (1,912.63 km) |
| Little Lever to Orte | 1,022.42 mi (1,645.42 km) |
| Little Lever to Ortona | 1,091.28 mi (1,756.24 km) |
| Little Lever to Orvieto | 999.74 mi (1,608.93 km) |
| Little Lever to Orzinuovi | 787.25 mi (1,266.96 km) |
| Little Lever to Osimo | 1,001.41 mi (1,611.61 km) |
| Little Lever to Ospitaletto | 783.44 mi (1,260.82 km) |
| Little Lever to Ostuni | 1,282.00 mi (2,063.19 km) |
| Little Lever to Ottaviano | 1,175.95 mi (1,892.51 km) |
| Little Lever to Ovada | 790.90 mi (1,272.83 km) |
| Little Lever to Ozieri | 1,041.37 mi (1,675.92 km) |
| Little Lever to Paceco | 1,288.74 mi (2,074.03 km) |
