| Katy to St. Simons (Georgia) | 865.06 mi (1,392.18 km) |
| Katy to Stafford (Texas) | 19.74 mi (31.77 km) |
| Katy to Stallings (North Carolina) | 956.74 mi (1,539.72 km) |
| Katy to Stamford (Connecticut) | 1,470.93 mi (2,367.23 km) |
| Katy to Stanford (California) | 1,598.06 mi (2,571.83 km) |
| Katy to Stanton (California) | 1,327.62 mi (2,136.59 km) |
| Katy to Star (Idaho) | 1,486.42 mi (2,392.16 km) |
| Katy to Starkville (Mississippi) | 483.74 mi (778.50 km) |
| Katy to State College (Pennsylvania) | 1,262.92 mi (2,032.47 km) |
| Katy to Staten Island (New York) | 1,427.78 mi (2,297.79 km) |
| Katy to Statesboro (Georgia) | 850.88 mi (1,369.37 km) |
| Katy to Statesville (North Carolina) | 961.35 mi (1,547.14 km) |
| Katy to Staunton (Virginia) | 1,119.00 mi (1,800.85 km) |
| Katy to Steamboat Springs (Colorado) | 963.14 mi (1,550.02 km) |
| Katy to Steiner Ranch (Texas) | 129.45 mi (208.33 km) |
