| Champaign to Cloverly (Maryland) | 603.73 mi (971.61 km) |
| Champaign to Clovis (California) | 1,705.21 mi (2,744.27 km) |
| Champaign to Clovis (New Mexico) | 907.57 mi (1,460.59 km) |
| Champaign to Clute (Texas) | 865.99 mi (1,393.67 km) |
| Champaign to Coachella (California) | 1,595.07 mi (2,567.01 km) |
| Champaign to Coalinga (California) | 1,753.77 mi (2,822.42 km) |
| Champaign to Coamo (Puerto Rico) | 2,005.29 mi (3,227.20 km) |
| Champaign to Coatesville (Pennsylvania) | 658.20 mi (1,059.27 km) |
| Champaign to Cockeysville (Maryland) | 619.25 mi (996.58 km) |
| Champaign to Cocoa (Florida) | 916.11 mi (1,474.34 km) |
| Champaign to Cocoa Beach (Florida) | 922.91 mi (1,485.27 km) |
| Champaign to Coconut Creek (Florida) | 1,062.93 mi (1,710.62 km) |
| Champaign to Coeur d'Alene (Idaho) | 1,503.03 mi (2,418.89 km) |
| Champaign to Cohoes (New York) | 775.37 mi (1,247.84 km) |
| Champaign to Cold Springs (Nevada) | 1,671.68 mi (2,690.31 km) |
