| Boucau to Carovigno | 998.56 mi (1,607.03 km) |
| Boucau to Carpenedolo | 600.95 mi (967.13 km) |
| Boucau to Carpi | 618.74 mi (995.77 km) |
| Boucau to Carrara | 578.60 mi (931.16 km) |
| Boucau to Carugate | 550.49 mi (885.92 km) |
| Boucau to Casal di Principe | 815.87 mi (1,313.01 km) |
| Boucau to Casale Monferrato | 503.62 mi (810.50 km) |
| Boucau to Casale sul Sile | 694.36 mi (1,117.47 km) |
| Boucau to Casalecchio di Reno | 637.45 mi (1,025.87 km) |
| Boucau to Casalgrande | 610.62 mi (982.70 km) |
| Boucau to Casalmaggiore | 597.01 mi (960.79 km) |
| Boucau to Casalnuovo di Napoli | 828.74 mi (1,333.72 km) |
| Boucau to Casalpusterlengo | 561.49 mi (903.63 km) |
| Boucau to Casaluce | 819.53 mi (1,318.91 km) |
| Boucau to Casamassima | 955.99 mi (1,538.52 km) |
