| Calexico to Clarkston (Georgia) | 1,800.70 mi (2,897.95 km) |
| Calexico to Clarksville (Indiana) | 1,708.90 mi (2,750.21 km) |
| Calexico to Clarksville (Tennessee) | 1,617.03 mi (2,602.36 km) |
| Calexico to Clawson (Michigan) | 1,882.63 mi (3,029.81 km) |
| Calexico to Clay (Alabama) | 1,666.22 mi (2,681.52 km) |
| Calexico to Clayton (California) | 513.07 mi (825.70 km) |
| Calexico to Clayton (Missouri) | 1,466.05 mi (2,359.38 km) |
| Calexico to Clayton (North Carolina) | 2,115.12 mi (3,403.96 km) |
| Calexico to Clayton (Ohio) | 1,795.28 mi (2,889.22 km) |
| Calexico to Clearfield (Utah) | 612.29 mi (985.38 km) |
| Calexico to Clearlake (California) | 589.39 mi (948.53 km) |
| Calexico to Clearwater (Florida) | 1,970.94 mi (3,171.93 km) |
| Calexico to Cleburne (Texas) | 1,052.25 mi (1,693.44 km) |
| Calexico to Clemmons (North Carolina) | 2,004.98 mi (3,226.70 km) |
| Calexico to Clemson (South Carolina) | 1,875.85 mi (3,018.88 km) |
