| Katy to Cedar Park (Texas) | 128.57 mi (206.91 km) |
| Katy to Cedar Rapids (Iowa) | 872.55 mi (1,404.23 km) |
| Katy to Cedarburg (Wisconsin) | 1,028.79 mi (1,655.68 km) |
| Katy to Celebration (Florida) | 868.25 mi (1,397.32 km) |
| Katy to Celina (Ohio) | 977.29 mi (1,572.80 km) |
| Katy to Celina (Texas) | 250.00 mi (402.34 km) |
| Katy to Centennial (Colorado) | 848.66 mi (1,365.78 km) |
| Katy to Center Point (Alabama) | 599.77 mi (965.24 km) |
| Katy to Centereach (New York) | 1,486.82 mi (2,392.81 km) |
| Katy to Centerton (Arkansas) | 462.31 mi (744.02 km) |
| Katy to Centerville (Ohio) | 948.82 mi (1,526.98 km) |
| Katy to Centerville (Utah) | 1,183.98 mi (1,905.42 km) |
| Katy to Central (Louisiana) | 291.47 mi (469.07 km) |
| Katy to Central Falls (Rhode Island) | 1,595.40 mi (2,567.55 km) |
| Katy to Central Islip (New York) | 1,479.09 mi (2,380.37 km) |
