| Sulphur to Suffolk (Virginia) | 1,060.10 mi (1,706.07 km) |
| Sulphur to Sugar Hill (Georgia) | 606.07 mi (975.37 km) |
| Sulphur to Sugar Land (Texas) | 143.38 mi (230.74 km) |
| Sulphur to Sugarland Run (Virginia) | 1,090.70 mi (1,755.31 km) |
| Sulphur to Sugarmill Woods (Florida) | 660.83 mi (1,063.51 km) |
| Sulphur to Suisun City (California) | 1,719.62 mi (2,767.47 km) |
| Sulphur to Suitland (Maryland) | 1,106.21 mi (1,780.27 km) |
| Sulphur to Sulphur Springs (Texas) | 241.04 mi (387.92 km) |
| Sulphur to Summerfield (Maryland) | 1,110.58 mi (1,787.31 km) |
| Sulphur to Summerfield (North Carolina) | 879.26 mi (1,415.03 km) |
| Sulphur to Summerlin South (Nevada) | 1,331.09 mi (2,142.18 km) |
| Sulphur to Summerville (South Carolina) | 798.01 mi (1,284.28 km) |
| Sulphur to Summit (Illinois) | 856.11 mi (1,377.78 km) |
| Sulphur to Summit (New Jersey) | 1,286.64 mi (2,070.64 km) |
| Sulphur to Sumner (Washington) | 1,930.93 mi (3,107.53 km) |
