| Ostwald to Pontinia | 557.73 mi (897.58 km) |
| Ostwald to Porcari | 353.71 mi (569.24 km) |
| Ostwald to Porcia | 291.02 mi (468.35 km) |
| Ostwald to Pordenone | 292.98 mi (471.51 km) |
| Ostwald to Portici | 625.03 mi (1,005.88 km) |
| Ostwald to Porto Empedocle | 830.90 mi (1,337.21 km) |
| Ostwald to Porto Recanati | 454.35 mi (731.20 km) |
| Ostwald to Porto Sant'Elpidio | 466.09 mi (750.09 km) |
| Ostwald to Porto Tolle | 330.62 mi (532.09 km) |
| Ostwald to Porto Torres | 534.06 mi (859.49 km) |
| Ostwald to Portoferraio | 415.59 mi (668.82 km) |
| Ostwald to Portogruaro | 307.14 mi (494.30 km) |
| Ostwald to Portomaggiore | 329.13 mi (529.69 km) |
| Ostwald to Potenza | 675.62 mi (1,087.31 km) |
| Ostwald to Potenza Picena | 456.55 mi (734.75 km) |
