| Idaho Falls to Sugar Hill (Georgia) | 1,630.12 mi (2,623.42 km) |
| Idaho Falls to Sugar Land (Texas) | 1,318.17 mi (2,121.39 km) |
| Idaho Falls to Sugarland Run (Virginia) | 1,812.90 mi (2,917.58 km) |
| Idaho Falls to Sugarmill Woods (Florida) | 1,922.84 mi (3,094.51 km) |
| Idaho Falls to Suisun City (California) | 633.79 mi (1,019.99 km) |
| Idaho Falls to Suitland (Maryland) | 1,840.17 mi (2,961.47 km) |
| Idaho Falls to Sulphur (Louisiana) | 1,374.54 mi (2,212.10 km) |
| Idaho Falls to Sulphur Springs (Texas) | 1,138.14 mi (1,831.66 km) |
| Idaho Falls to Summerfield (Maryland) | 1,841.53 mi (2,963.65 km) |
| Idaho Falls to Summerfield (North Carolina) | 1,765.33 mi (2,841.03 km) |
| Idaho Falls to Summerlin South (Nevada) | 537.85 mi (865.58 km) |
| Idaho Falls to Summerville (South Carolina) | 1,859.90 mi (2,993.22 km) |
| Idaho Falls to Summit (Illinois) | 1,232.36 mi (1,983.29 km) |
| Idaho Falls to Summit (New Jersey) | 1,924.14 mi (3,096.60 km) |
| Idaho Falls to Sumner (Washington) | 557.64 mi (897.44 km) |
