| Watertown Town to Pandino | 3,848.94 mi (6,194.27 km) |
| Watertown Town to Paola | 4,347.29 mi (6,996.29 km) |
| Watertown Town to Parabiago | 3,818.03 mi (6,144.53 km) |
| Watertown Town to Parabita | 4,412.86 mi (7,101.81 km) |
| Watertown Town to Parma | 3,901.99 mi (6,279.64 km) |
| Watertown Town to Partanna | 4,268.90 mi (6,870.13 km) |
| Watertown Town to Partinico | 4,267.00 mi (6,867.08 km) |
| Watertown Town to Pasian di Prato | 3,981.68 mi (6,407.90 km) |
| Watertown Town to Paterno | 4,366.43 mi (7,027.09 km) |
| Watertown Town to Patti | 4,347.12 mi (6,996.02 km) |
| Watertown Town to Paullo | 3,841.97 mi (6,183.06 km) |
| Watertown Town to Pavia | 3,838.96 mi (6,178.20 km) |
| Watertown Town to Pavullo nel Frignano | 3,939.44 mi (6,339.92 km) |
| Watertown Town to Pedara | 4,372.02 mi (7,036.08 km) |
| Watertown Town to Pellezzano | 4,239.35 mi (6,822.57 km) |
