| Katy to Stephenville (Texas) | 219.09 mi (352.60 km) |
| Katy to Sterling (Colorado) | 855.03 mi (1,376.04 km) |
| Katy to Sterling (Illinois) | 897.62 mi (1,444.58 km) |
| Katy to Sterling (Virginia) | 1,224.99 mi (1,971.43 km) |
| Katy to Sterling Heights (Michigan) | 1,133.40 mi (1,824.03 km) |
| Katy to Steubenville (Ohio) | 1,124.41 mi (1,809.56 km) |
| Katy to Stevens Point (Wisconsin) | 1,074.35 mi (1,729.00 km) |
| Katy to Stevenson Ranch (California) | 1,366.08 mi (2,198.49 km) |
| Katy to Stillwater (Minnesota) | 1,067.43 mi (1,717.85 km) |
| Katy to Stillwater (Oklahoma) | 443.97 mi (714.50 km) |
| Katy to Stockbridge (Georgia) | 729.17 mi (1,173.48 km) |
| Katy to Stockton (California) | 1,560.63 mi (2,511.59 km) |
| Katy to Stone Ridge (Virginia) | 1,215.42 mi (1,956.03 km) |
| Katy to Stonecrest (Georgia) | 737.60 mi (1,187.05 km) |
| Katy to Stony Brook (New York) | 1,485.70 mi (2,391.01 km) |
