| Mullingar to Coudekerque-Branche | 445.59 mi (717.11 km) |
| Mullingar to Coueron | 500.76 mi (805.89 km) |
| Mullingar to Coulommiers | 555.53 mi (894.04 km) |
| Mullingar to Courbevoic | 523.13 mi (841.90 km) |
| Mullingar to Courcouronnes | 541.73 mi (871.83 km) |
| Mullingar to Cournon-d'Auvergne | 713.52 mi (1,148.30 km) |
| Mullingar to Courrieres | 485.52 mi (781.37 km) |
| Mullingar to Coutras | 669.28 mi (1,077.11 km) |
| Mullingar to Couzeix | 651.71 mi (1,048.82 km) |
| Mullingar to Cran-Gevrier | 796.26 mi (1,281.46 km) |
| Mullingar to Craponne | 759.68 mi (1,222.59 km) |
| Mullingar to Creil | 515.13 mi (829.02 km) |
| Mullingar to Crepy-en-Valois | 530.48 mi (853.72 km) |
| Mullingar to Crest | 823.26 mi (1,324.90 km) |
| Mullingar to Creteil | 535.16 mi (861.26 km) |
