| Katy to Arcata (California) | 1,755.62 mi (2,825.40 km) |
| Katy to Archdale (North Carolina) | 1,012.05 mi (1,628.73 km) |
| Katy to Arden-Arcade (California) | 1,575.17 mi (2,534.99 km) |
| Katy to Ardmore (Oklahoma) | 313.56 mi (504.62 km) |
| Katy to Ardmore (Pennsylvania) | 1,356.18 mi (2,182.56 km) |
| Katy to Arecibo (Puerto Rico) | 1,987.64 mi (3,198.79 km) |
| Katy to Arkadelphia (Arkansas) | 340.44 mi (547.88 km) |
| Katy to Arkansas City (Kansas) | 507.89 mi (817.37 km) |
| Katy to Arlington (Tennessee) | 521.17 mi (838.74 km) |
| Katy to Arlington (Texas) | 214.96 mi (345.94 km) |
| Katy to Arlington (Virginia) | 1,236.02 mi (1,989.18 km) |
| Katy to Arlington (Washington) | 1,882.63 mi (3,029.80 km) |
| Katy to Arlington Heights (Illinois) | 955.91 mi (1,538.39 km) |
| Katy to Arnold (Maryland) | 1,270.26 mi (2,044.29 km) |
| Katy to Arnold (Missouri) | 673.40 mi (1,083.74 km) |
