| Barreiro to Pontedera | 1,078.14 mi (1,735.11 km) |
| Barreiro to Pontinia | 1,181.57 mi (1,901.55 km) |
| Barreiro to Porcari | 1,079.96 mi (1,738.03 km) |
| Barreiro to Porcia | 1,212.09 mi (1,950.67 km) |
| Barreiro to Pordenone | 1,213.29 mi (1,952.60 km) |
| Barreiro to Portici | 1,248.69 mi (2,009.57 km) |
| Barreiro to Porto Empedocle | 1,231.01 mi (1,981.11 km) |
| Barreiro to Porto Recanati | 1,225.03 mi (1,971.49 km) |
| Barreiro to Porto Sant'Elpidio | 1,227.78 mi (1,975.92 km) |
| Barreiro to Porto Tolle | 1,179.33 mi (1,897.95 km) |
| Barreiro to Porto Torres | 938.32 mi (1,510.09 km) |
| Barreiro to Portoferraio | 1,051.76 mi (1,692.64 km) |
| Barreiro to Portogruaro | 1,218.50 mi (1,960.99 km) |
| Barreiro to Portomaggiore | 1,150.58 mi (1,851.68 km) |
| Barreiro to Potenza | 1,325.39 mi (2,133.01 km) |
