| Chicago Heights to Castle Pines (Colorado) | 915.15 mi (1,472.80 km) |
| Chicago Heights to Castle Rock (Colorado) | 915.77 mi (1,473.79 km) |
| Chicago Heights to Castro Valley (California) | 1,839.00 mi (2,959.58 km) |
| Chicago Heights to Catalina Foothills (Arizona) | 1,427.09 mi (2,296.68 km) |
| Chicago Heights to Cataño (Puerto Rico) | 2,036.12 mi (3,276.81 km) |
| Chicago Heights to Cathedral City (California) | 1,654.29 mi (2,662.33 km) |
| Chicago Heights to Catonsville (Maryland) | 593.38 mi (954.95 km) |
| Chicago Heights to Cave Spring (Virginia) | 503.28 mi (809.95 km) |
| Chicago Heights to Cayce (South Carolina) | 634.28 mi (1,020.78 km) |
| Chicago Heights to Cayey (Puerto Rico) | 2,053.96 mi (3,305.52 km) |
| Chicago Heights to Cedar City (Utah) | 1,375.84 mi (2,214.19 km) |
| Chicago Heights to Cedar Falls (Iowa) | 256.99 mi (413.58 km) |
| Chicago Heights to Cedar Hill (Texas) | 802.11 mi (1,290.86 km) |
| Chicago Heights to Cedar Lake (Indiana) | 14.03 mi (22.57 km) |
| Chicago Heights to Cedar Mill (Oregon) | 1,769.11 mi (2,847.11 km) |
