| Glen Ellyn to Coudekerque-Branche | 4,076.06 mi (6,559.78 km) |
| Glen Ellyn to Coueron | 4,043.80 mi (6,507.86 km) |
| Glen Ellyn to Coulommiers | 4,179.94 mi (6,726.96 km) |
| Glen Ellyn to Courbevoic | 4,144.64 mi (6,670.15 km) |
| Glen Ellyn to Courcouronnes | 4,161.22 mi (6,696.84 km) |
| Glen Ellyn to Cournon-d'Auvergne | 4,296.80 mi (6,915.03 km) |
| Glen Ellyn to Courrieres | 4,116.68 mi (6,625.16 km) |
| Glen Ellyn to Coutras | 4,185.58 mi (6,736.04 km) |
| Glen Ellyn to Couzeix | 4,212.00 mi (6,778.57 km) |
| Glen Ellyn to Cran-Gevrier | 4,407.51 mi (7,093.20 km) |
| Glen Ellyn to Craponne | 4,358.35 mi (7,014.08 km) |
| Glen Ellyn to Creil | 4,140.90 mi (6,664.13 km) |
| Glen Ellyn to Crepy-en-Valois | 4,157.41 mi (6,690.71 km) |
| Glen Ellyn to Crest | 4,409.48 mi (7,096.38 km) |
| Glen Ellyn to Creteil | 4,156.60 mi (6,689.40 km) |
