| Frankfort to Coudekerque-Branche | 4,125.68 mi (6,639.65 km) |
| Frankfort to Coueron | 4,064.97 mi (6,541.94 km) |
| Frankfort to Coulommiers | 4,218.97 mi (6,789.78 km) |
| Frankfort to Courbevoic | 4,182.53 mi (6,731.13 km) |
| Frankfort to Courcouronnes | 4,197.98 mi (6,756.00 km) |
| Frankfort to Cournon-d'Auvergne | 4,319.94 mi (6,952.28 km) |
| Frankfort to Courrieres | 4,164.23 mi (6,701.68 km) |
| Frankfort to Coutras | 4,198.08 mi (6,756.16 km) |
| Frankfort to Couzeix | 4,231.78 mi (6,810.39 km) |
| Frankfort to Cran-Gevrier | 4,437.66 mi (7,141.72 km) |
| Frankfort to Craponne | 4,384.74 mi (7,056.56 km) |
| Frankfort to Creil | 4,181.16 mi (6,728.92 km) |
| Frankfort to Crepy-en-Valois | 4,198.30 mi (6,756.51 km) |
| Frankfort to Crest | 4,431.37 mi (7,131.61 km) |
| Frankfort to Creteil | 4,194.32 mi (6,750.10 km) |
