| Sierpc to Coudekerque-Branche | 744.82 mi (1,198.67 km) |
| Sierpc to Coueron | 1,021.71 mi (1,644.28 km) |
| Sierpc to Coulommiers | 773.88 mi (1,245.43 km) |
| Sierpc to Courbevoic | 804.92 mi (1,295.39 km) |
| Sierpc to Courcouronnes | 806.44 mi (1,297.83 km) |
| Sierpc to Cournon-d'Auvergne | 887.70 mi (1,428.61 km) |
| Sierpc to Courrieres | 733.94 mi (1,181.16 km) |
| Sierpc to Coutras | 1,043.65 mi (1,679.60 km) |
| Sierpc to Couzeix | 955.92 mi (1,538.41 km) |
| Sierpc to Cran-Gevrier | 775.39 mi (1,247.87 km) |
| Sierpc to Craponne | 831.77 mi (1,338.60 km) |
| Sierpc to Creil | 784.68 mi (1,262.82 km) |
| Sierpc to Crepy-en-Valois | 768.90 mi (1,237.43 km) |
| Sierpc to Crest | 869.78 mi (1,399.78 km) |
| Sierpc to Creteil | 799.74 mi (1,287.07 km) |
