| Chicago Heights to Cockermouth | 3,750.20 mi (6,035.36 km) |
| Chicago Heights to Colchester | 3,991.71 mi (6,424.04 km) |
| Chicago Heights to Coleford | 3,860.66 mi (6,213.14 km) |
| Chicago Heights to Colne | 3,816.61 mi (6,142.24 km) |
| Chicago Heights to Colwyn Bay | 3,775.77 mi (6,076.51 km) |
| Chicago Heights to Congleton | 3,835.23 mi (6,172.20 km) |
| Chicago Heights to Conisbrough | 3,862.81 mi (6,216.59 km) |
| Chicago Heights to Connahs Quay | 3,802.04 mi (6,118.79 km) |
| Chicago Heights to Consett | 3,800.80 mi (6,116.80 km) |
| Chicago Heights to Conwy | 3,771.14 mi (6,069.07 km) |
| Chicago Heights to Cookstown | 3,625.47 mi (5,834.63 km) |
| Chicago Heights to Corby | 3,912.46 mi (6,296.50 km) |
| Chicago Heights to Corfe Mullen | 3,915.00 mi (6,300.58 km) |
| Chicago Heights to Corsham | 3,888.09 mi (6,257.27 km) |
| Chicago Heights to Coseley | 3,858.36 mi (6,209.44 km) |
