| Carlow to Coudekerque-Branche | 416.01 mi (669.50 km) |
| Carlow to Coueron | 451.37 mi (726.40 km) |
| Carlow to Coulommiers | 517.03 mi (832.09 km) |
| Carlow to Courbevoic | 483.44 mi (778.02 km) |
| Carlow to Courcouronnes | 501.47 mi (807.04 km) |
| Carlow to Cournon-d'Auvergne | 668.28 mi (1,075.49 km) |
| Carlow to Courrieres | 453.71 mi (730.17 km) |
| Carlow to Coutras | 619.86 mi (997.57 km) |
| Carlow to Couzeix | 604.26 mi (972.47 km) |
| Carlow to Cran-Gevrier | 755.05 mi (1,215.13 km) |
| Carlow to Craponne | 716.39 mi (1,152.93 km) |
| Carlow to Creil | 477.14 mi (767.88 km) |
| Carlow to Crepy-en-Valois | 493.13 mi (793.61 km) |
| Carlow to Crest | 778.83 mi (1,253.40 km) |
| Carlow to Creteil | 495.49 mi (797.42 km) |
