| Boucau to Catania | 962.81 mi (1,549.50 km) |
| Boucau to Catanzaro | 990.49 mi (1,594.03 km) |
| Boucau to Cattolica | 709.57 mi (1,141.94 km) |
| Boucau to Cava de' Tirreni | 850.80 mi (1,369.23 km) |
| Boucau to Cavallino | 1,033.45 mi (1,663.18 km) |
| Boucau to Cavarzere | 678.97 mi (1,092.69 km) |
| Boucau to Cave | 741.02 mi (1,192.56 km) |
| Boucau to Cavriago | 601.23 mi (967.59 km) |
| Boucau to Cavriglia | 649.16 mi (1,044.72 km) |
| Boucau to Cazzago San Martino | 583.83 mi (939.58 km) |
| Boucau to Ceccano | 765.34 mi (1,231.70 km) |
| Boucau to Cecina | 602.03 mi (968.88 km) |
| Boucau to Cefalu | 893.59 mi (1,438.10 km) |
| Boucau to Ceglie Messapico | 991.29 mi (1,595.33 km) |
| Boucau to Celano | 767.98 mi (1,235.94 km) |
