| Lannion to Cabestany | 519.35 mi (835.82 km) |
| Lannion to Cabries | 558.74 mi (899.21 km) |
| Lannion to Cachan | 263.55 mi (424.14 km) |
| Lannion to Caen | 143.34 mi (230.68 km) |
| Lannion to Cagnes-sur-Mer | 615.39 mi (990.38 km) |
| Lannion to Cahors | 376.26 mi (605.52 km) |
| Lannion to Calais | 281.77 mi (453.47 km) |
| Lannion to Caluire-et-Cuire | 438.68 mi (705.98 km) |
| Lannion to Cambrai | 316.52 mi (509.39 km) |
| Lannion to Canet-en-Roussillon | 519.77 mi (836.50 km) |
| Lannion to Cannes | 614.98 mi (989.72 km) |
| Lannion to Canteleu | 209.16 mi (336.61 km) |
| Lannion to Capbreton | 364.76 mi (587.02 km) |
| Lannion to Carcassonne | 472.25 mi (760.02 km) |
| Lannion to Carmaux | 419.61 mi (675.29 km) |
