| Watertown Town to Pombal | 3,183.85 mi (5,123.91 km) |
| Watertown Town to Ponta Delgada | 2,398.96 mi (3,860.75 km) |
| Watertown Town to Ponta do Sol | 2,986.06 mi (4,805.60 km) |
| Watertown Town to Ponte da Barca | 3,141.71 mi (5,056.10 km) |
| Watertown Town to Ponte de Lima | 3,135.48 mi (5,046.07 km) |
| Watertown Town to Ponte de Sor | 3,232.74 mi (5,202.59 km) |
| Watertown Town to Portalegre | 3,259.77 mi (5,246.10 km) |
| Watertown Town to Portimao | 3,271.42 mi (5,264.83 km) |
| Watertown Town to Porto | 3,149.24 mi (5,068.21 km) |
| Watertown Town to Porto de Mos | 3,183.74 mi (5,123.73 km) |
| Watertown Town to Povoa de Lanhoso | 3,155.13 mi (5,077.70 km) |
| Watertown Town to Povoa de Santa Iria | 3,193.10 mi (5,138.80 km) |
| Watertown Town to Povoa de Varzim | 3,136.68 mi (5,047.99 km) |
| Watertown Town to Praia da Vitoria | 2,303.30 mi (3,706.80 km) |
| Watertown Town to Praia do Carvoeiro | 3,275.79 mi (5,271.88 km) |
