| Haverhill to Poggibonsi | 773.91 mi (1,245.49 km) |
| Haverhill to Poggio a Caiano | 751.98 mi (1,210.20 km) |
| Haverhill to Poggio Renatico | 713.95 mi (1,149.00 km) |
| Haverhill to Poggiomarino | 1,025.31 mi (1,650.08 km) |
| Haverhill to Poirino | 599.05 mi (964.08 km) |
| Haverhill to Policoro | 1,125.14 mi (1,810.74 km) |
| Haverhill to Polistena | 1,207.65 mi (1,943.53 km) |
| Haverhill to Pomezia | 915.09 mi (1,472.70 km) |
| Haverhill to Pomigliano d'Arco | 1,014.18 mi (1,632.17 km) |
| Haverhill to Pompei | 1,026.59 mi (1,652.13 km) |
| Haverhill to Ponsacco | 750.41 mi (1,207.67 km) |
| Haverhill to Pontassieve | 765.47 mi (1,231.90 km) |
| Haverhill to Ponte Buggianese | 741.17 mi (1,192.80 km) |
| Haverhill to Ponte San Pietro | 605.05 mi (973.73 km) |
| Haverhill to Pontecorvo | 961.32 mi (1,547.09 km) |
