| Boucau to Busto Garolfo | 529.26 mi (851.77 km) |
| Boucau to Cabras | 572.62 mi (921.55 km) |
| Boucau to Cadelbosco di Sopra | 604.80 mi (973.33 km) |
| Boucau to Cadoneghe | 673.91 mi (1,084.55 km) |
| Boucau to Cagli | 707.23 mi (1,138.17 km) |
| Boucau to Cagliari | 623.83 mi (1,003.95 km) |
| Boucau to Cairo Montenotte | 488.54 mi (786.23 km) |
| Boucau to Caivano | 825.55 mi (1,328.59 km) |
| Boucau to Calcinaia | 605.13 mi (973.86 km) |
| Boucau to Calcinato | 601.02 mi (967.25 km) |
| Boucau to Calderara di Reno | 636.81 mi (1,024.84 km) |
| Boucau to Caldogno | 654.16 mi (1,052.76 km) |
| Boucau to Calenzano | 631.94 mi (1,017.01 km) |
| Boucau to Calolziocorte | 558.71 mi (899.15 km) |
| Boucau to Caltagirone | 945.27 mi (1,521.27 km) |
