| Katy to Channelview (Texas) | 43.23 mi (69.57 km) |
| Katy to Chantilly (Virginia) | 1,219.50 mi (1,962.60 km) |
| Katy to Chaparral (New Mexico) | 645.34 mi (1,038.57 km) |
| Katy to Chapel Hill (North Carolina) | 1,061.14 mi (1,707.74 km) |
| Katy to Charleston (Illinois) | 798.05 mi (1,284.33 km) |
| Katy to Charleston (South Carolina) | 958.72 mi (1,542.92 km) |
| Katy to Charleston (West Virginia) | 1,003.22 mi (1,614.53 km) |
| Katy to Charlotte (North Carolina) | 949.81 mi (1,528.58 km) |
| Katy to Charlottesville (Virginia) | 1,143.66 mi (1,840.54 km) |
| Katy to Chaska (Minnesota) | 1,045.26 mi (1,682.18 km) |
| Katy to Chatham (Illinois) | 766.24 mi (1,233.14 km) |
| Katy to Chattanooga (Tennessee) | 716.37 mi (1,152.88 km) |
| Katy to Cheat Lake (West Virginia) | 1,132.36 mi (1,822.36 km) |
| Katy to Chelsea (Alabama) | 594.16 mi (956.21 km) |
| Katy to Chelsea (Massachusetts) | 1,626.50 mi (2,617.60 km) |
