| Watertown Town to Smithville (Missouri) | 1,235.40 mi (1,988.19 km) |
| Watertown Town to Smyrna (Delaware) | 314.31 mi (505.83 km) |
| Watertown Town to Smyrna (Georgia) | 931.45 mi (1,499.02 km) |
| Watertown Town to Smyrna (Tennessee) | 931.61 mi (1,499.29 km) |
| Watertown Town to Snellville (Georgia) | 910.44 mi (1,465.21 km) |
| Watertown Town to Snoqualmie (Washington) | 2,458.34 mi (3,956.32 km) |
| Watertown Town to Snyder (Texas) | 1,748.96 mi (2,814.69 km) |
| Watertown Town to Socastee (South Carolina) | 735.17 mi (1,183.15 km) |
| Watertown Town to Socorro (Texas) | 2,055.24 mi (3,307.59 km) |
| Watertown Town to Soddy-Daisy (Tennessee) | 897.81 mi (1,444.89 km) |
| Watertown Town to Solana Beach (California) | 2,568.43 mi (4,133.48 km) |
| Watertown Town to Soledad (California) | 2,670.06 mi (4,297.05 km) |
| Watertown Town to Solon (Ohio) | 531.97 mi (856.13 km) |
| Watertown Town to Somers Point (New Jersey) | 276.77 mi (445.42 km) |
| Watertown Town to Somerset (Kentucky) | 800.59 mi (1,288.42 km) |
