| Decatur to Coudekerque-Branche | 4,204.57 mi (6,766.60 km) |
| Decatur to Coueron | 4,165.22 mi (6,703.27 km) |
| Decatur to Coulommiers | 4,306.01 mi (6,929.86 km) |
| Decatur to Courbevoic | 4,270.41 mi (6,872.56 km) |
| Decatur to Courcouronnes | 4,286.73 mi (6,898.82 km) |
| Decatur to Cournon-d'Auvergne | 4,418.93 mi (7,111.59 km) |
| Decatur to Courrieres | 4,244.74 mi (6,831.25 km) |
| Decatur to Coutras | 4,304.76 mi (6,927.85 km) |
| Decatur to Couzeix | 4,333.18 mi (6,973.58 km) |
| Decatur to Cran-Gevrier | 4,531.53 mi (7,292.79 km) |
| Decatur to Craponne | 4,481.37 mi (7,212.07 km) |
| Decatur to Creil | 4,267.24 mi (6,867.46 km) |
| Decatur to Crepy-en-Valois | 4,283.92 mi (6,894.30 km) |
| Decatur to Crest | 4,531.37 mi (7,292.53 km) |
| Decatur to Creteil | 4,282.34 mi (6,891.76 km) |
