| Katy to Tulare (California) | 1,428.00 mi (2,298.15 km) |
| Katy to Tullahoma (Tennessee) | 679.35 mi (1,093.31 km) |
| Katy to Tulsa (Oklahoma) | 437.92 mi (704.76 km) |
| Katy to Tumwater (Washington) | 1,871.01 mi (3,011.10 km) |
| Katy to Tupelo (Mississippi) | 518.30 mi (834.12 km) |
| Katy to Turlock (California) | 1,529.10 mi (2,460.84 km) |
| Katy to Tuscaloosa (Alabama) | 543.95 mi (875.40 km) |
| Katy to Tustin (California) | 1,316.68 mi (2,118.99 km) |
| Katy to Twentynine Palms (California) | 1,221.13 mi (1,965.22 km) |
| Katy to Twin Falls (Idaho) | 1,357.60 mi (2,184.84 km) |
| Katy to Twin Rivers (New Jersey) | 1,402.22 mi (2,256.65 km) |
| Katy to Twinsburg (Ohio) | 1,132.40 mi (1,822.42 km) |
| Katy to Two Rivers (Wisconsin) | 1,090.73 mi (1,755.37 km) |
| Katy to Tyler (Texas) | 177.45 mi (285.57 km) |
| Katy to Tysons (Virginia) | 1,231.13 mi (1,981.31 km) |
