| Maryland Heights to Clarksdale (Mississippi) | 312.73 mi (503.29 km) |
| Maryland Heights to Clarkston (Georgia) | 485.14 mi (780.75 km) |
| Maryland Heights to Clarksville (Indiana) | 255.93 mi (411.87 km) |
| Maryland Heights to Clarksville (Tennessee) | 226.80 mi (365.00 km) |
| Maryland Heights to Clawson (Michigan) | 465.67 mi (749.42 km) |
| Maryland Heights to Clay (Alabama) | 408.48 mi (657.38 km) |
| Maryland Heights to Clayton (California) | 1,697.33 mi (2,731.59 km) |
| Maryland Heights to Clayton (Missouri) | 9.34 mi (15.04 km) |
| Maryland Heights to Clayton (North Carolina) | 694.21 mi (1,117.23 km) |
| Maryland Heights to Clayton (Ohio) | 338.01 mi (543.98 km) |
| Maryland Heights to Clearfield (Utah) | 1,150.84 mi (1,852.10 km) |
| Maryland Heights to Clearlake (California) | 1,721.66 mi (2,770.74 km) |
| Maryland Heights to Clearwater (Florida) | 864.51 mi (1,391.29 km) |
| Maryland Heights to Cleburne (Texas) | 587.39 mi (945.31 km) |
| Maryland Heights to Clemmons (North Carolina) | 583.84 mi (939.60 km) |
