| Cities | Distance |
|---|---|
| Piera to Orbetello | 489.89 mi (788.41 km) |
| Piera to Oria | 829.96 mi (1,335.69 km) |
| Piera to Oristano | 375.21 mi (603.84 km) |
| Piera to Orta Nova | 722.66 mi (1,163.00 km) |
| Piera to Orte | 549.69 mi (884.64 km) |
| Piera to Ortona | 652.12 mi (1,049.48 km) |
| Piera to Orvieto | 537.03 mi (864.26 km) |
| Piera to Orzinuovi | 489.76 mi (788.19 km) |
| Piera to Osimo | 612.31 mi (985.42 km) |
| Piera to Ospitaletto | 501.06 mi (806.37 km) |
| Piera to Ostuni | 824.71 mi (1,327.23 km) |
| Piera to Ottaviano | 662.86 mi (1,066.77 km) |
| Piera to Ovada | 409.08 mi (658.36 km) |
| Piera to Ozieri | 383.34 mi (616.92 km) |
| Piera to Paceco | 623.08 mi (1,002.75 km) |