| Sulphur to Stony Brook (New York) | 1,350.09 mi (2,172.77 km) |
| Sulphur to Storm Lake (Iowa) | 863.77 mi (1,390.10 km) |
| Sulphur to Storrs (Connecticut) | 1,418.97 mi (2,283.61 km) |
| Sulphur to Stoughton (Wisconsin) | 906.32 mi (1,458.59 km) |
| Sulphur to Stow (Ohio) | 1,007.78 mi (1,621.86 km) |
| Sulphur to Streamwood (Illinois) | 864.06 mi (1,390.56 km) |
| Sulphur to Streator (Illinois) | 794.23 mi (1,278.19 km) |
| Sulphur to Streetsboro (Ohio) | 1,014.12 mi (1,632.08 km) |
| Sulphur to Strongsville (Ohio) | 1,000.07 mi (1,609.46 km) |
| Sulphur to Stuart (Florida) | 821.18 mi (1,321.56 km) |
| Sulphur to Stuarts Draft (Virginia) | 978.33 mi (1,574.47 km) |
| Sulphur to Sturgis (Michigan) | 913.29 mi (1,469.79 km) |
| Sulphur to Suamico (Wisconsin) | 1,036.23 mi (1,667.66 km) |
| Sulphur to Sudley (Virginia) | 1,076.96 mi (1,733.21 km) |
| Sulphur to Suffern (New York) | 1,310.02 mi (2,108.27 km) |
