| Chicago Heights to Cicero (Illinois) | 23.99 mi (38.61 km) |
| Chicago Heights to Cimarron Hills (Colorado) | 917.59 mi (1,476.71 km) |
| Chicago Heights to Cincinnati (Ohio) | 232.22 mi (373.73 km) |
| Chicago Heights to Cinco Ranch (Texas) | 931.50 mi (1,499.11 km) |
| Chicago Heights to Circleville (Ohio) | 279.58 mi (449.95 km) |
| Chicago Heights to Citrus (California) | 1,718.56 mi (2,765.76 km) |
| Chicago Heights to Citrus Heights (California) | 1,777.86 mi (2,861.19 km) |
| Chicago Heights to Citrus Park (Florida) | 971.50 mi (1,563.47 km) |
| Chicago Heights to Claiborne (Louisiana) | 668.81 mi (1,076.34 km) |
| Chicago Heights to Claremont (California) | 1,709.34 mi (2,750.92 km) |
| Chicago Heights to Claremont (New Hampshire) | 789.42 mi (1,270.45 km) |
| Chicago Heights to Claremore (Oklahoma) | 558.75 mi (899.21 km) |
| Chicago Heights to Clarksburg (Maryland) | 567.80 mi (913.79 km) |
| Chicago Heights to Clarksburg (West Virginia) | 414.09 mi (666.41 km) |
| Chicago Heights to Clarksdale (Mississippi) | 530.19 mi (853.26 km) |
