| Lannion to Coudekerque-Branche | 304.61 mi (490.22 km) |
| Lannion to Coueron | 131.93 mi (212.32 km) |
| Lannion to Coulommiers | 297.71 mi (479.12 km) |
| Lannion to Courbevoic | 259.91 mi (418.28 km) |
| Lannion to Courcouronnes | 268.51 mi (432.12 km) |
| Lannion to Cournon-d'Auvergne | 374.06 mi (602.00 km) |
| Lannion to Courrieres | 310.41 mi (499.55 km) |
| Lannion to Coutras | 299.49 mi (481.98 km) |
| Lannion to Couzeix | 295.39 mi (475.38 km) |
| Lannion to Cran-Gevrier | 488.11 mi (785.54 km) |
| Lannion to Craponne | 435.33 mi (700.59 km) |
| Lannion to Creil | 271.58 mi (437.07 km) |
| Lannion to Crepy-en-Valois | 289.61 mi (466.08 km) |
| Lannion to Crest | 487.12 mi (783.95 km) |
| Lannion to Creteil | 269.51 mi (433.73 km) |
