| Cities | Distance |
|---|---|
| Pia to Oria | 774.50 mi (1,246.44 km) |
| Pia to Oristano | 353.50 mi (568.91 km) |
| Pia to Orta Nova | 662.93 mi (1,066.88 km) |
| Pia to Orte | 481.53 mi (774.94 km) |
| Pia to Ortona | 584.50 mi (940.67 km) |
| Pia to Orvieto | 466.16 mi (750.21 km) |
| Pia to Orzinuovi | 393.30 mi (632.95 km) |
| Pia to Osimo | 534.82 mi (860.71 km) |
| Pia to Ospitaletto | 404.07 mi (650.28 km) |
| Pia to Ostuni | 767.58 mi (1,235.30 km) |
| Pia to Ottaviano | 608.98 mi (980.05 km) |
| Pia to Ovada | 314.48 mi (506.10 km) |
| Pia to Ozieri | 347.50 mi (559.25 km) |
| Pia to Paceco | 603.73 mi (971.60 km) |
| Pia to Pachino | 768.41 mi (1,236.64 km) |