| Holyhead to Poggibonsi | 989.36 mi (1,592.22 km) |
| Holyhead to Poggio a Caiano | 968.48 mi (1,558.63 km) |
| Holyhead to Poggio Renatico | 935.13 mi (1,504.94 km) |
| Holyhead to Poggiomarino | 1,242.52 mi (1,999.64 km) |
| Holyhead to Poirino | 806.77 mi (1,298.37 km) |
| Holyhead to Policoro | 1,345.83 mi (2,165.90 km) |
| Holyhead to Polistena | 1,422.78 mi (2,289.74 km) |
| Holyhead to Pomezia | 1,128.77 mi (1,816.58 km) |
| Holyhead to Pomigliano d'Arco | 1,231.31 mi (1,981.60 km) |
| Holyhead to Pompei | 1,243.52 mi (2,001.26 km) |
| Holyhead to Ponsacco | 964.59 mi (1,552.35 km) |
| Holyhead to Pontassieve | 983.02 mi (1,582.01 km) |
| Holyhead to Ponte Buggianese | 956.66 mi (1,539.60 km) |
| Holyhead to Ponte San Pietro | 824.28 mi (1,326.55 km) |
| Holyhead to Pontecorvo | 1,177.97 mi (1,895.75 km) |
