| Olton to Pontedera | 833.01 mi (1,340.60 km) |
| Olton to Pontinia | 1,031.31 mi (1,659.74 km) |
| Olton to Porcari | 822.91 mi (1,324.34 km) |
| Olton to Porcia | 787.58 mi (1,267.49 km) |
| Olton to Pordenone | 789.55 mi (1,270.66 km) |
| Olton to Portici | 1,104.76 mi (1,777.94 km) |
| Olton to Porto Empedocle | 1,282.10 mi (2,063.34 km) |
| Olton to Porto Recanati | 945.17 mi (1,521.10 km) |
| Olton to Porto Sant'Elpidio | 956.43 mi (1,539.23 km) |
| Olton to Porto Tolle | 823.67 mi (1,325.57 km) |
| Olton to Porto Torres | 934.41 mi (1,503.78 km) |
| Olton to Portoferraio | 869.73 mi (1,399.70 km) |
| Olton to Portogruaro | 803.71 mi (1,293.45 km) |
| Olton to Portomaggiore | 817.87 mi (1,316.23 km) |
| Olton to Potenza | 1,162.65 mi (1,871.11 km) |
