| Widnes to Poggibonsi | 930.93 mi (1,498.19 km) |
| Widnes to Poggio a Caiano | 909.37 mi (1,463.49 km) |
| Widnes to Poggio Renatico | 872.77 mi (1,404.59 km) |
| Widnes to Poggiomarino | 1,183.11 mi (1,904.03 km) |
| Widnes to Poirino | 752.51 mi (1,211.04 km) |
| Widnes to Policoro | 1,283.98 mi (2,066.36 km) |
| Widnes to Polistena | 1,364.82 mi (2,196.47 km) |
| Widnes to Pomezia | 1,071.56 mi (1,724.50 km) |
| Widnes to Pomigliano d'Arco | 1,171.95 mi (1,886.08 km) |
| Widnes to Pompei | 1,184.30 mi (1,905.95 km) |
| Widnes to Ponsacco | 906.92 mi (1,459.54 km) |
| Widnes to Pontassieve | 923.23 mi (1,485.80 km) |
| Widnes to Ponte Buggianese | 898.18 mi (1,445.47 km) |
| Widnes to Ponte San Pietro | 763.23 mi (1,228.31 km) |
| Widnes to Pontecorvo | 1,118.90 mi (1,800.69 km) |
