| Watertown Town to Sucha Beskidzka | 4,109.40 mi (6,613.44 km) |
| Watertown Town to Suchanino | 3,916.30 mi (6,302.68 km) |
| Watertown Town to Sulechow | 3,879.47 mi (6,243.40 km) |
| Watertown Town to Sulecin | 3,849.07 mi (6,194.49 km) |
| Watertown Town to Sulejowek | 4,083.97 mi (6,572.52 km) |
| Watertown Town to Suwalki | 4,077.27 mi (6,561.73 km) |
| Watertown Town to Swarzedz | 3,923.53 mi (6,314.31 km) |
| Watertown Town to Swidnica | 3,952.37 mi (6,360.73 km) |
| Watertown Town to Swidnik | 4,172.80 mi (6,715.47 km) |
| Watertown Town to Swidwin | 3,831.93 mi (6,166.90 km) |
| Watertown Town to Swiebodzice | 3,946.08 mi (6,350.59 km) |
| Watertown Town to Swiecie | 3,940.67 mi (6,341.90 km) |
| Watertown Town to Swiedbodzin | 3,871.05 mi (6,229.85 km) |
| Watertown Town to Swietochlowice | 4,064.36 mi (6,540.96 km) |
| Watertown Town to Swinoujscie | 3,772.30 mi (6,070.92 km) |
