| Maryland Heights to Castle Pines (Colorado) | 772.88 mi (1,243.83 km) |
| Maryland Heights to Castle Rock (Colorado) | 772.07 mi (1,242.52 km) |
| Maryland Heights to Castro Valley (California) | 1,707.71 mi (2,748.30 km) |
| Maryland Heights to Catalina Foothills (Arizona) | 1,227.07 mi (1,974.79 km) |
| Maryland Heights to Cataño (Puerto Rico) | 2,022.89 mi (3,255.53 km) |
| Maryland Heights to Cathedral City (California) | 1,481.00 mi (2,383.43 km) |
| Maryland Heights to Catonsville (Maryland) | 737.72 mi (1,187.24 km) |
| Maryland Heights to Cave Spring (Virginia) | 579.07 mi (931.92 km) |
| Maryland Heights to Cayce (South Carolina) | 619.47 mi (996.94 km) |
| Maryland Heights to Cayey (Puerto Rico) | 2,038.92 mi (3,281.32 km) |
| Maryland Heights to Cedar City (Utah) | 1,227.19 mi (1,974.97 km) |
| Maryland Heights to Cedar Falls (Iowa) | 282.33 mi (454.37 km) |
| Maryland Heights to Cedar Hill (Texas) | 558.58 mi (898.95 km) |
| Maryland Heights to Cedar Lake (Indiana) | 243.54 mi (391.95 km) |
| Maryland Heights to Cedar Mill (Oregon) | 1,709.22 mi (2,750.72 km) |
