| Watertown Town to Sudbury | 3,298.53 mi (5,308.47 km) |
| Watertown Town to Sunbury | 3,265.15 mi (5,254.76 km) |
| Watertown Town to Sunderland | 3,159.33 mi (5,084.44 km) |
| Watertown Town to Sunninghill | 3,256.14 mi (5,240.25 km) |
| Watertown Town to Surbiton | 3,270.57 mi (5,263.47 km) |
| Watertown Town to Sutton | 3,275.72 mi (5,271.76 km) |
| Watertown Town to Sutton Coldfield | 3,184.95 mi (5,125.68 km) |
| Watertown Town to Sutton in Ashfield | 3,196.54 mi (5,144.34 km) |
| Watertown Town to Sutton on Hull | 3,221.69 mi (5,184.81 km) |
| Watertown Town to Swadlincote | 3,191.50 mi (5,136.23 km) |
| Watertown Town to Swallownest | 3,189.46 mi (5,132.94 km) |
| Watertown Town to Swanage | 3,219.24 mi (5,180.86 km) |
| Watertown Town to Swindon | 3,206.71 mi (5,160.71 km) |
| Watertown Town to Swinton | 3,187.49 mi (5,129.78 km) |
| Watertown Town to Swinton | 3,146.39 mi (5,063.63 km) |
