| Watertown Town to Poggibonsi | 3,982.72 mi (6,409.56 km) |
| Watertown Town to Poggio a Caiano | 3,967.09 mi (6,384.41 km) |
| Watertown Town to Poggio Renatico | 3,952.74 mi (6,361.31 km) |
| Watertown Town to Poggiomarino | 4,227.32 mi (6,803.21 km) |
| Watertown Town to Poirino | 3,790.96 mi (6,100.96 km) |
| Watertown Town to Policoro | 4,343.00 mi (6,989.38 km) |
| Watertown Town to Polistena | 4,386.35 mi (7,059.15 km) |
| Watertown Town to Pomezia | 4,105.27 mi (6,606.79 km) |
| Watertown Town to Pomigliano d'Arco | 4,216.37 mi (6,785.59 km) |
| Watertown Town to Pompei | 4,226.99 mi (6,802.68 km) |
| Watertown Town to Ponsacco | 3,955.11 mi (6,365.13 km) |
| Watertown Town to Pontassieve | 3,984.57 mi (6,412.54 km) |
| Watertown Town to Ponte Buggianese | 3,952.43 mi (6,360.82 km) |
| Watertown Town to Ponte San Pietro | 3,840.92 mi (6,181.36 km) |
| Watertown Town to Pontecorvo | 4,164.01 mi (6,701.33 km) |
