| Columbus to Coudekerque-Branche | 3,967.62 mi (6,385.27 km) |
| Columbus to Coueron | 3,909.77 mi (6,292.17 km) |
| Columbus to Coulommiers | 4,061.85 mi (6,536.92 km) |
| Columbus to Courbevoic | 4,025.51 mi (6,478.43 km) |
| Columbus to Courcouronnes | 4,041.08 mi (6,503.50 km) |
| Columbus to Cournon-d'Auvergne | 4,164.61 mi (6,702.29 km) |
| Columbus to Courrieres | 4,006.35 mi (6,447.59 km) |
| Columbus to Coutras | 4,044.10 mi (6,508.35 km) |
| Columbus to Couzeix | 4,076.83 mi (6,561.02 km) |
| Columbus to Cran-Gevrier | 4,281.54 mi (6,890.48 km) |
| Columbus to Craponne | 4,229.04 mi (6,805.98 km) |
| Columbus to Creil | 4,023.91 mi (6,475.86 km) |
| Columbus to Crepy-en-Valois | 4,041.00 mi (6,503.36 km) |
| Columbus to Crest | 4,276.24 mi (6,881.94 km) |
| Columbus to Creteil | 4,037.32 mi (6,497.44 km) |
