| Highlands Ranch to Clarksdale (Mississippi) | 876.27 mi (1,410.21 km) |
| Highlands Ranch to Clarkston (Georgia) | 1,211.73 mi (1,950.10 km) |
| Highlands Ranch to Clarksville (Indiana) | 1,033.60 mi (1,663.42 km) |
| Highlands Ranch to Clarksville (Tennessee) | 979.17 mi (1,575.82 km) |
| Highlands Ranch to Clawson (Michigan) | 1,152.47 mi (1,854.73 km) |
| Highlands Ranch to Clay (Alabama) | 1,092.93 mi (1,758.91 km) |
| Highlands Ranch to Clayton (California) | 919.25 mi (1,479.38 km) |
| Highlands Ranch to Clayton (Missouri) | 786.67 mi (1,266.02 km) |
| Highlands Ranch to Clayton (North Carolina) | 1,470.81 mi (2,367.05 km) |
| Highlands Ranch to Clayton (Ohio) | 1,095.02 mi (1,762.26 km) |
| Highlands Ranch to Clearfield (Utah) | 386.75 mi (622.41 km) |
| Highlands Ranch to Clearlake (California) | 944.36 mi (1,519.80 km) |
| Highlands Ranch to Clearwater (Florida) | 1,498.78 mi (2,412.06 km) |
| Highlands Ranch to Cleburne (Texas) | 651.43 mi (1,048.38 km) |
| Highlands Ranch to Clemmons (North Carolina) | 1,359.73 mi (2,188.27 km) |
