| Guadarrama to Poggibonsi | 803.82 mi (1,293.63 km) |
| Guadarrama to Poggio a Caiano | 803.73 mi (1,293.48 km) |
| Guadarrama to Poggio Renatico | 837.90 mi (1,348.47 km) |
| Guadarrama to Poggiomarino | 974.01 mi (1,567.51 km) |
| Guadarrama to Poirino | 671.65 mi (1,080.92 km) |
| Guadarrama to Policoro | 1,089.46 mi (1,753.32 km) |
| Guadarrama to Polistena | 1,082.99 mi (1,742.90 km) |
| Guadarrama to Pomezia | 864.29 mi (1,390.95 km) |
| Guadarrama to Pomigliano d'Arco | 965.45 mi (1,553.74 km) |
| Guadarrama to Pompei | 971.75 mi (1,563.87 km) |
| Guadarrama to Ponsacco | 779.97 mi (1,255.25 km) |
| Guadarrama to Pontassieve | 821.43 mi (1,321.97 km) |
| Guadarrama to Ponte Buggianese | 788.41 mi (1,268.82 km) |
| Guadarrama to Ponte San Pietro | 770.16 mi (1,239.45 km) |
| Guadarrama to Pontecorvo | 924.95 mi (1,488.56 km) |
