| Middlesex to Coudekerque-Branche | 3,601.17 mi (5,795.53 km) |
| Middlesex to Coueron | 3,519.71 mi (5,664.43 km) |
| Middlesex to Coulommiers | 3,685.53 mi (5,931.29 km) |
| Middlesex to Courbevoic | 3,648.42 mi (5,871.56 km) |
| Middlesex to Courcouronnes | 3,662.95 mi (5,894.95 km) |
| Middlesex to Cournon-d'Auvergne | 3,774.90 mi (6,075.11 km) |
| Middlesex to Courrieres | 3,637.78 mi (5,854.44 km) |
| Middlesex to Coutras | 3,646.95 mi (5,869.19 km) |
| Middlesex to Couzeix | 3,684.93 mi (5,930.32 km) |
| Middlesex to Cran-Gevrier | 3,896.80 mi (6,271.30 km) |
| Middlesex to Craponne | 3,841.56 mi (6,182.40 km) |
| Middlesex to Creil | 3,648.85 mi (5,872.25 km) |
| Middlesex to Crepy-en-Valois | 3,666.38 mi (5,900.47 km) |
| Middlesex to Crest | 3,885.09 mi (6,252.45 km) |
| Middlesex to Creteil | 3,660.02 mi (5,890.23 km) |
