| Glen Ellyn to Cognac | 4,153.88 mi (6,685.03 km) |
| Glen Ellyn to Cogolin | 4,529.15 mi (7,288.97 km) |
| Glen Ellyn to Colmar | 4,372.23 mi (7,036.42 km) |
| Glen Ellyn to Colombes | 4,143.69 mi (6,668.63 km) |
| Glen Ellyn to Colomiers | 4,299.25 mi (6,918.98 km) |
| Glen Ellyn to Combs-la-Ville | 4,164.70 mi (6,702.44 km) |
| Glen Ellyn to Comines | 4,108.43 mi (6,611.89 km) |
| Glen Ellyn to Compiegne | 4,148.53 mi (6,676.42 km) |
| Glen Ellyn to Concarneau | 3,932.06 mi (6,328.04 km) |
| Glen Ellyn to Conde-sur-l'Escaut | 4,141.38 mi (6,664.91 km) |
| Glen Ellyn to Conflans-Sainte-Honorine | 4,135.02 mi (6,654.68 km) |
| Glen Ellyn to Corbas | 4,368.48 mi (7,030.39 km) |
| Glen Ellyn to Corbeil-Essonnes | 4,163.64 mi (6,700.73 km) |
| Glen Ellyn to Cormeilles-en-Parisis | 4,139.94 mi (6,662.59 km) |
| Glen Ellyn to Cosne sur Loire | 4,224.40 mi (6,798.52 km) |
