| Williamstown to Stony Brook (New York) | 128.85 mi (207.36 km) |
| Williamstown to Storm Lake (Iowa) | 1,068.53 mi (1,719.63 km) |
| Williamstown to Storrs (Connecticut) | 204.56 mi (329.20 km) |
| Williamstown to Stoughton (Wisconsin) | 771.27 mi (1,241.23 km) |
| Williamstown to Stow (Ohio) | 354.67 mi (570.79 km) |
| Williamstown to Streamwood (Illinois) | 707.61 mi (1,138.78 km) |
| Williamstown to Streator (Illinois) | 734.67 mi (1,182.34 km) |
| Williamstown to Streetsboro (Ohio) | 351.36 mi (565.46 km) |
| Williamstown to Strongsville (Ohio) | 377.02 mi (606.75 km) |
| Williamstown to Stuart (Florida) | 914.45 mi (1,471.66 km) |
| Williamstown to Stuarts Draft (Virginia) | 246.82 mi (397.22 km) |
| Williamstown to Sturgis (Michigan) | 565.24 mi (909.66 km) |
| Williamstown to Suamico (Wisconsin) | 751.31 mi (1,209.12 km) |
| Williamstown to Sudley (Virginia) | 148.36 mi (238.77 km) |
| Williamstown to Suffern (New York) | 107.93 mi (173.70 km) |
