| Castalla to Poggibonsi | 701.05 mi (1,128.24 km) |
| Castalla to Poggio a Caiano | 707.76 mi (1,139.03 km) |
| Castalla to Poggio Renatico | 757.01 mi (1,218.29 km) |
| Castalla to Poggiomarino | 822.25 mi (1,323.28 km) |
| Castalla to Poirino | 618.74 mi (995.76 km) |
| Castalla to Policoro | 930.78 mi (1,497.94 km) |
| Castalla to Polistena | 903.92 mi (1,454.71 km) |
| Castalla to Pomezia | 726.67 mi (1,169.45 km) |
| Castalla to Pomigliano d'Arco | 815.31 mi (1,312.11 km) |
| Castalla to Pompei | 819.31 mi (1,318.55 km) |
| Castalla to Ponsacco | 682.22 mi (1,097.93 km) |
| Castalla to Pontassieve | 723.11 mi (1,163.73 km) |
| Castalla to Ponte Buggianese | 694.35 mi (1,117.45 km) |
| Castalla to Ponte San Pietro | 717.88 mi (1,155.32 km) |
| Castalla to Pontecorvo | 782.97 mi (1,260.06 km) |
