| Plerin to Oria | 1,143.21 mi (1,839.82 km) |
| Plerin to Oristano | 818.03 mi (1,316.49 km) |
| Plerin to Orta Nova | 1,028.19 mi (1,654.70 km) |
| Plerin to Orte | 843.38 mi (1,357.29 km) |
| Plerin to Ortona | 932.78 mi (1,501.17 km) |
| Plerin to Orvieto | 821.70 mi (1,322.40 km) |
| Plerin to Orzinuovi | 636.02 mi (1,023.58 km) |
| Plerin to Osimo | 852.31 mi (1,371.66 km) |
| Plerin to Ospitaletto | 637.87 mi (1,026.55 km) |
| Plerin to Ostuni | 1,131.70 mi (1,821.30 km) |
| Plerin to Ottaviano | 996.36 mi (1,603.48 km) |
| Plerin to Ovada | 604.44 mi (972.75 km) |
| Plerin to Ozieri | 796.86 mi (1,282.41 km) |
| Plerin to Paceco | 1,057.33 mi (1,701.61 km) |
| Plerin to Pachino | 1,216.00 mi (1,956.97 km) |
