| Ridge to Coudekerque-Branche | 3,520.69 mi (5,666.00 km) |
| Ridge to Coueron | 3,436.09 mi (5,529.85 km) |
| Ridge to Coulommiers | 3,603.64 mi (5,799.50 km) |
| Ridge to Courbevoic | 3,566.44 mi (5,739.63 km) |
| Ridge to Courcouronnes | 3,580.83 mi (5,762.78 km) |
| Ridge to Cournon-d'Auvergne | 3,691.23 mi (5,940.46 km) |
| Ridge to Courrieres | 3,556.98 mi (5,724.41 km) |
| Ridge to Coutras | 3,562.40 mi (5,733.14 km) |
| Ridge to Couzeix | 3,601.02 mi (5,795.28 km) |
| Ridge to Cran-Gevrier | 3,813.72 mi (6,137.60 km) |
| Ridge to Craponne | 3,758.15 mi (6,048.17 km) |
| Ridge to Creil | 3,567.14 mi (5,740.76 km) |
| Ridge to Crepy-en-Valois | 3,584.73 mi (5,769.07 km) |
| Ridge to Crest | 3,801.21 mi (6,117.46 km) |
| Ridge to Creteil | 3,578.00 mi (5,758.24 km) |
