| Castel San Giorgio to Poggio a Caiano | 279.94 mi (450.53 km) |
| Castel San Giorgio to Poggio Renatico | 319.78 mi (514.63 km) |
| Castel San Giorgio to Poggiomarino | 7.93 mi (12.76 km) |
| Castel San Giorgio to Poirino | 449.41 mi (723.26 km) |
| Castel San Giorgio to Policoro | 110.92 mi (178.51 km) |
| Castel San Giorgio to Polistena | 180.03 mi (289.72 km) |
| Castel San Giorgio to Pomezia | 129.58 mi (208.54 km) |
| Castel San Giorgio to Pomigliano d'Arco | 18.19 mi (29.27 km) |
| Castel San Giorgio to Pompei | 10.72 mi (17.25 km) |
| Castel San Giorgio to Ponsacco | 285.68 mi (459.76 km) |
| Castel San Giorgio to Pontassieve | 265.55 mi (427.36 km) |
| Castel San Giorgio to Ponte Buggianese | 292.18 mi (470.22 km) |
| Castel San Giorgio to Ponte San Pietro | 425.83 mi (685.31 km) |
| Castel San Giorgio to Pontecorvo | 71.35 mi (114.82 km) |
| Castel San Giorgio to Pontedera | 287.82 mi (463.20 km) |
