| Williston to Poggibonsi | 4,971.42 mi (8,000.73 km) |
| Williston to Poggio a Caiano | 4,950.14 mi (7,966.47 km) |
| Williston to Poggio Renatico | 4,912.84 mi (7,906.45 km) |
| Williston to Poggiomarino | 5,224.00 mi (8,407.22 km) |
| Williston to Poirino | 4,788.74 mi (7,706.73 km) |
| Williston to Policoro | 5,323.79 mi (8,567.81 km) |
| Williston to Polistena | 5,405.14 mi (8,698.73 km) |
| Williston to Pomezia | 5,111.22 mi (8,225.71 km) |
| Williston to Pomigliano d'Arco | 5,212.83 mi (8,389.25 km) |
| Williston to Pompei | 5,225.16 mi (8,409.08 km) |
| Williston to Ponsacco | 4,946.92 mi (7,961.30 km) |
| Williston to Pontassieve | 4,964.14 mi (7,989.00 km) |
| Williston to Ponte Buggianese | 4,938.68 mi (7,948.04 km) |
| Williston to Ponte San Pietro | 4,804.07 mi (7,731.41 km) |
| Williston to Pontecorvo | 5,159.71 mi (8,303.75 km) |
