| Biarritz to Cosenza | 965.10 mi (1,553.18 km) |
| Biarritz to Cossato | 500.00 mi (804.67 km) |
| Biarritz to Costa Volpino | 594.99 mi (957.54 km) |
| Biarritz to Creazzo | 657.38 mi (1,057.96 km) |
| Biarritz to Crema | 569.40 mi (916.35 km) |
| Biarritz to Cremona | 583.95 mi (939.77 km) |
| Biarritz to Crevalcore | 635.75 mi (1,023.15 km) |
| Biarritz to Crispiano | 982.42 mi (1,581.06 km) |
| Biarritz to Crosia | 983.52 mi (1,582.82 km) |
| Biarritz to Crotone | 1,013.65 mi (1,631.32 km) |
| Biarritz to Cuneo | 457.33 mi (736.01 km) |
| Biarritz to Cuorgne | 472.84 mi (760.95 km) |
| Biarritz to Cusano Milanino | 547.81 mi (881.61 km) |
| Biarritz to Cutro | 1,008.45 mi (1,622.94 km) |
| Biarritz to Cutrofiano | 1,041.32 mi (1,675.84 km) |
