| Sligo to Coudekerque-Branche | 507.21 mi (816.28 km) |
| Sligo to Coueron | 569.26 mi (916.14 km) |
| Sligo to Coulommiers | 622.36 mi (1,001.60 km) |
| Sligo to Courbevoic | 590.60 mi (950.48 km) |
| Sligo to Courcouronnes | 609.44 mi (980.80 km) |
| Sligo to Cournon-d'Auvergne | 782.82 mi (1,259.82 km) |
| Sligo to Courrieres | 548.49 mi (882.71 km) |
| Sligo to Coutras | 737.76 mi (1,187.31 km) |
| Sligo to Couzeix | 721.07 mi (1,160.46 km) |
| Sligo to Cran-Gevrier | 864.21 mi (1,390.81 km) |
| Sligo to Craponne | 828.47 mi (1,333.29 km) |
| Sligo to Creil | 581.76 mi (936.26 km) |
| Sligo to Crepy-en-Valois | 596.74 mi (960.36 km) |
| Sligo to Crest | 892.36 mi (1,436.12 km) |
| Sligo to Creteil | 602.60 mi (969.80 km) |
