| Pombal to Orbetello | 1,043.94 mi (1,680.06 km) |
| Pombal to Oria | 1,381.19 mi (2,222.81 km) |
| Pombal to Oristano | 911.18 mi (1,466.40 km) |
| Pombal to Orta Nova | 1,275.95 mi (2,053.45 km) |
| Pombal to Orte | 1,103.78 mi (1,776.35 km) |
| Pombal to Ortona | 1,206.34 mi (1,941.42 km) |
| Pombal to Orvieto | 1,090.58 mi (1,755.12 km) |
| Pombal to Orzinuovi | 1,013.45 mi (1,630.99 km) |
| Pombal to Osimo | 1,163.31 mi (1,872.17 km) |
| Pombal to Ospitaletto | 1,022.87 mi (1,646.14 km) |
| Pombal to Ostuni | 1,376.73 mi (2,215.64 km) |
| Pombal to Ottaviano | 1,214.24 mi (1,954.13 km) |
| Pombal to Ovada | 939.22 mi (1,511.54 km) |
| Pombal to Ozieri | 929.37 mi (1,495.67 km) |
| Pombal to Paceco | 1,143.07 mi (1,839.59 km) |
