| Security-Widefield to Sugar Hill (Georgia) | 1,189.45 mi (1,914.23 km) |
| Security-Widefield to Sugar Land (Texas) | 817.27 mi (1,315.28 km) |
| Security-Widefield to Sugarland Run (Virginia) | 1,464.77 mi (2,357.32 km) |
| Security-Widefield to Sugarmill Woods (Florida) | 1,446.38 mi (2,327.72 km) |
| Security-Widefield to Suisun City (California) | 934.46 mi (1,503.87 km) |
| Security-Widefield to Suitland (Maryland) | 1,490.70 mi (2,399.05 km) |
| Security-Widefield to Sulphur (Louisiana) | 873.28 mi (1,405.41 km) |
| Security-Widefield to Sulphur Springs (Texas) | 639.19 mi (1,028.68 km) |
| Security-Widefield to Summerfield (Maryland) | 1,493.05 mi (2,402.83 km) |
| Security-Widefield to Summerfield (North Carolina) | 1,367.82 mi (2,201.30 km) |
| Security-Widefield to Summerlin South (Nevada) | 609.68 mi (981.19 km) |
| Security-Widefield to Summerville (South Carolina) | 1,424.90 mi (2,293.15 km) |
| Security-Widefield to Summit (Illinois) | 913.71 mi (1,470.48 km) |
| Security-Widefield to Summit (New Jersey) | 1,610.32 mi (2,591.55 km) |
| Security-Widefield to Sumner (Washington) | 1,057.66 mi (1,702.13 km) |
