| Saint Helens to Coudekerque-Branche | 274.47 mi (441.72 km) |
| Saint Helens to Coueron | 433.12 mi (697.04 km) |
| Saint Helens to Coulommiers | 407.77 mi (656.24 km) |
| Saint Helens to Courbevoic | 381.76 mi (614.38 km) |
| Saint Helens to Courcouronnes | 402.04 mi (647.03 km) |
| Saint Helens to Cournon-d'Auvergne | 594.95 mi (957.48 km) |
| Saint Helens to Courrieres | 318.56 mi (512.67 km) |
| Saint Helens to Coutras | 592.82 mi (954.05 km) |
| Saint Helens to Couzeix | 552.65 mi (889.40 km) |
| Saint Helens to Cran-Gevrier | 653.62 mi (1,051.90 km) |
| Saint Helens to Craponne | 628.04 mi (1,010.74 km) |
| Saint Helens to Creil | 367.04 mi (590.69 km) |
| Saint Helens to Crepy-en-Valois | 379.29 mi (610.41 km) |
| Saint Helens to Crest | 696.79 mi (1,121.37 km) |
| Saint Helens to Creteil | 393.13 mi (632.68 km) |
