| Katy to Cold Springs (Nevada) | 1,525.23 mi (2,454.62 km) |
| Katy to Coldwater (Michigan) | 1,034.23 mi (1,664.43 km) |
| Katy to Colesville (Maryland) | 1,246.58 mi (2,006.17 km) |
| Katy to College (Alaska) | 3,275.54 mi (5,271.48 km) |
| Katy to College Park (Georgia) | 718.72 mi (1,156.67 km) |
| Katy to College Park (Maryland) | 1,247.60 mi (2,007.81 km) |
| Katy to College Station (Texas) | 61.41 mi (98.84 km) |
| Katy to Collegedale (Tennessee) | 725.95 mi (1,168.31 km) |
| Katy to Colleyville (Texas) | 227.82 mi (366.65 km) |
| Katy to Collierville (Tennessee) | 509.68 mi (820.26 km) |
| Katy to Collinsville (Illinois) | 698.07 mi (1,123.43 km) |
| Katy to Colonia (New Jersey) | 1,420.18 mi (2,285.55 km) |
| Katy to Colonial Heights (Virginia) | 1,178.07 mi (1,895.93 km) |
| Katy to Colonial Park (Pennsylvania) | 1,293.89 mi (2,082.31 km) |
| Katy to Colorado Springs (Colorado) | 806.96 mi (1,298.68 km) |
