| Llantrisant to Coudekerque-Branche | 251.69 mi (405.05 km) |
| Llantrisant to Coueron | 308.00 mi (495.68 km) |
| Llantrisant to Coulommiers | 342.08 mi (550.53 km) |
| Llantrisant to Courbevoic | 308.54 mi (496.55 km) |
| Llantrisant to Courcouronnes | 326.75 mi (525.86 km) |
| Llantrisant to Cournon-d'Auvergne | 500.18 mi (804.96 km) |
| Llantrisant to Courrieres | 284.82 mi (458.37 km) |
| Llantrisant to Coutras | 473.20 mi (761.55 km) |
| Llantrisant to Couzeix | 444.20 mi (714.87 km) |
| Llantrisant to Cran-Gevrier | 580.92 mi (934.90 km) |
| Llantrisant to Craponne | 544.43 mi (876.17 km) |
| Llantrisant to Creil | 302.30 mi (486.50 km) |
| Llantrisant to Crepy-en-Valois | 318.48 mi (512.55 km) |
| Llantrisant to Crest | 608.75 mi (979.69 km) |
| Llantrisant to Creteil | 320.59 mi (515.94 km) |
