| Glenmont to Coudekerque-Branche | 3,771.48 mi (6,069.61 km) |
| Glenmont to Coueron | 3,689.86 mi (5,938.26 km) |
| Glenmont to Coulommiers | 3,855.97 mi (6,205.59 km) |
| Glenmont to Courbevoic | 3,818.86 mi (6,145.86 km) |
| Glenmont to Courcouronnes | 3,833.39 mi (6,169.24 km) |
| Glenmont to Cournon-d'Auvergne | 3,945.03 mi (6,348.91 km) |
| Glenmont to Courrieres | 3,808.14 mi (6,128.61 km) |
| Glenmont to Coutras | 3,816.64 mi (6,142.28 km) |
| Glenmont to Couzeix | 3,854.97 mi (6,203.97 km) |
| Glenmont to Cran-Gevrier | 4,067.12 mi (6,545.39 km) |
| Glenmont to Craponne | 4,011.79 mi (6,456.35 km) |
| Glenmont to Creil | 3,819.29 mi (6,146.55 km) |
| Glenmont to Crepy-en-Valois | 3,836.82 mi (6,174.77 km) |
| Glenmont to Crest | 4,055.14 mi (6,526.12 km) |
| Glenmont to Creteil | 3,830.46 mi (6,164.53 km) |
