| Lannion to Cognac | 255.97 mi (411.95 km) |
| Lannion to Cogolin | 609.98 mi (981.66 km) |
| Lannion to Colmar | 497.47 mi (800.60 km) |
| Lannion to Colombes | 259.88 mi (418.24 km) |
| Lannion to Colomiers | 421.28 mi (677.99 km) |
| Lannion to Combs-la-Ville | 274.26 mi (441.39 km) |
| Lannion to Comines | 320.64 mi (516.02 km) |
| Lannion to Compiegne | 287.97 mi (463.44 km) |
| Lannion to Concarneau | 62.94 mi (101.30 km) |
| Lannion to Conde-sur-l'Escaut | 336.97 mi (542.30 km) |
| Lannion to Conflans-Sainte-Honorine | 253.03 mi (407.22 km) |
| Lannion to Corbas | 445.46 mi (716.90 km) |
| Lannion to Corbeil-Essonnes | 270.95 mi (436.05 km) |
| Lannion to Cormeilles-en-Parisis | 257.65 mi (414.65 km) |
| Lannion to Cosne sur Loire | 308.30 mi (496.16 km) |
