| Katy to Camarillo (California) | 1,389.89 mi (2,236.81 km) |
| Katy to Camas (Washington) | 1,804.26 mi (2,903.68 km) |
| Katy to Cambridge (Maryland) | 1,277.50 mi (2,055.93 km) |
| Katy to Cambridge (Massachusetts) | 1,621.93 mi (2,610.25 km) |
| Katy to Camden (Arkansas) | 314.56 mi (506.23 km) |
| Katy to Camden (New Jersey) | 1,363.25 mi (2,193.94 km) |
| Katy to Cameron Park (California) | 1,555.80 mi (2,503.82 km) |
| Katy to Camp Pendleton South (California) | 1,289.49 mi (2,075.24 km) |
| Katy to Camp Springs (Maryland) | 1,242.78 mi (2,000.06 km) |
| Katy to Camp Verde (Arizona) | 991.97 mi (1,596.42 km) |
| Katy to Campbell (California) | 1,584.58 mi (2,550.14 km) |
| Katy to Campbellsville (Kentucky) | 796.99 mi (1,282.63 km) |
| Katy to Campton Hills (Illinois) | 936.27 mi (1,506.77 km) |
| Katy to Canby (Oregon) | 1,804.56 mi (2,904.17 km) |
| Katy to Candelaria (Puerto Rico) | 2,019.11 mi (3,249.45 km) |
