| Katy to Sugar Hill (Georgia) | 751.63 mi (1,209.63 km) |
| Katy to Sugar Land (Texas) | 18.13 mi (29.18 km) |
| Katy to Sugarland Run (Virginia) | 1,227.15 mi (1,974.91 km) |
| Katy to Sugarmill Woods (Florida) | 806.64 mi (1,298.16 km) |
| Katy to Suisun City (California) | 1,601.91 mi (2,578.03 km) |
| Katy to Suitland (Maryland) | 1,243.91 mi (2,001.87 km) |
| Katy to Sulphur (Louisiana) | 151.36 mi (243.59 km) |
| Katy to Sulphur Springs (Texas) | 231.95 mi (373.28 km) |
| Katy to Summerfield (Maryland) | 1,248.16 mi (2,008.72 km) |
| Katy to Summerfield (North Carolina) | 1,022.31 mi (1,645.24 km) |
| Katy to Summerlin South (Nevada) | 1,209.36 mi (1,946.27 km) |
| Katy to Summerville (South Carolina) | 948.58 mi (1,526.59 km) |
| Katy to Summit (Illinois) | 941.91 mi (1,515.86 km) |
| Katy to Summit (New Jersey) | 1,421.41 mi (2,287.54 km) |
| Katy to Sumner (Washington) | 1,851.34 mi (2,979.44 km) |
