| Champaign to Commerce City (Colorado) | 876.03 mi (1,409.83 km) |
| Champaign to Compton (California) | 1,698.91 mi (2,734.14 km) |
| Champaign to Comstock Park (Michigan) | 242.81 mi (390.77 km) |
| Champaign to Concord (California) | 1,805.12 mi (2,905.07 km) |
| Champaign to Concord (Missouri) | 157.05 mi (252.74 km) |
| Champaign to Concord (New Hampshire) | 887.42 mi (1,428.16 km) |
| Champaign to Concord (North Carolina) | 529.21 mi (851.69 km) |
| Champaign to Conneaut (Ohio) | 420.57 mi (676.85 km) |
| Champaign to Connersville (Indiana) | 169.04 mi (272.04 km) |
| Champaign to Conroe (Texas) | 788.72 mi (1,269.32 km) |
| Champaign to Converse (Texas) | 926.50 mi (1,491.06 km) |
| Champaign to Conway (Arkansas) | 416.97 mi (671.05 km) |
| Champaign to Conway (Florida) | 894.39 mi (1,439.38 km) |
| Champaign to Conway (South Carolina) | 668.29 mi (1,075.50 km) |
| Champaign to Conyers (Georgia) | 504.26 mi (811.53 km) |
