| Castro Valley to Poggibonsi | 6,109.02 mi (9,831.51 km) |
| Castro Valley to Poggio a Caiano | 6,086.86 mi (9,795.86 km) |
| Castro Valley to Poggio Renatico | 6,045.16 mi (9,728.75 km) |
| Castro Valley to Poggiomarino | 6,359.19 mi (10,234.14 km) |
| Castro Valley to Poirino | 5,931.13 mi (9,545.24 km) |
| Castro Valley to Policoro | 6,453.57 mi (10,386.02 km) |
| Castro Valley to Polistena | 6,542.44 mi (10,529.04 km) |
| Castro Valley to Pomezia | 6,250.26 mi (10,058.83 km) |
| Castro Valley to Pomigliano d'Arco | 6,348.16 mi (10,216.38 km) |
| Castro Valley to Pompei | 6,360.67 mi (10,236.51 km) |
| Castro Valley to Ponsacco | 6,085.58 mi (9,793.79 km) |
| Castro Valley to Pontassieve | 6,099.87 mi (9,816.79 km) |
| Castro Valley to Ponte Buggianese | 6,076.29 mi (9,778.85 km) |
| Castro Valley to Ponte San Pietro | 5,939.02 mi (9,557.94 km) |
| Castro Valley to Pontecorvo | 6,295.73 mi (10,132.01 km) |
