| Castleton to Poggibonsi | 924.85 mi (1,488.40 km) |
| Castleton to Poggio a Caiano | 902.95 mi (1,453.15 km) |
| Castleton to Poggio Renatico | 864.60 mi (1,391.45 km) |
| Castleton to Poggiomarino | 1,176.26 mi (1,893.01 km) |
| Castleton to Poirino | 748.85 mi (1,205.16 km) |
| Castleton to Policoro | 1,275.73 mi (2,053.08 km) |
| Castleton to Polistena | 1,358.61 mi (2,186.47 km) |
| Castleton to Pomezia | 1,065.96 mi (1,715.49 km) |
| Castleton to Pomigliano d'Arco | 1,165.14 mi (1,875.11 km) |
| Castleton to Pompei | 1,177.55 mi (1,895.08 km) |
| Castleton to Ponsacco | 901.27 mi (1,450.45 km) |
| Castleton to Pontassieve | 916.43 mi (1,474.85 km) |
| Castleton to Ponte Buggianese | 892.10 mi (1,435.70 km) |
| Castleton to Ponte San Pietro | 755.97 mi (1,216.62 km) |
| Castleton to Pontecorvo | 1,112.28 mi (1,790.05 km) |
