| Lannion to Castelli Calepio | 661.66 mi (1,064.84 km) |
| Lannion to Castelnovo ne' Monti | 720.52 mi (1,159.57 km) |
| Lannion to Castelnuovo Berardenga | 806.30 mi (1,297.61 km) |
| Lannion to Castelnuovo di Porto | 895.37 mi (1,440.96 km) |
| Lannion to Castelnuovo di Verona | 705.62 mi (1,135.58 km) |
| Lannion to Castelnuovo Rangone | 739.72 mi (1,190.47 km) |
| Lannion to Castelvetrano | 1,114.76 mi (1,794.04 km) |
| Lannion to Castelvetro di Modena | 742.08 mi (1,194.26 km) |
| Lannion to Castenaso | 764.42 mi (1,230.21 km) |
| Lannion to Castenedolo | 683.77 mi (1,100.43 km) |
| Lannion to Castiglion Fiorentino | 824.00 mi (1,326.11 km) |
| Lannion to Castiglione del Lago | 837.10 mi (1,347.18 km) |
| Lannion to Castiglione delle Stiviere | 694.76 mi (1,118.10 km) |
| Lannion to Castrolibero | 1,167.94 mi (1,879.61 km) |
| Lannion to Castrovillari | 1,145.90 mi (1,844.15 km) |
