| Biarritz to Coin | 499.95 mi (804.59 km) |
| Biarritz to Colindres | 94.91 mi (152.74 km) |
| Biarritz to Collado-Villalba | 233.34 mi (375.53 km) |
| Biarritz to Colmenar Viejo | 225.35 mi (362.67 km) |
| Biarritz to Colmenarejo | 237.85 mi (382.78 km) |
| Biarritz to Conil de la Frontera | 552.88 mi (889.77 km) |
| Biarritz to Consuegra | 297.12 mi (478.18 km) |
| Biarritz to Corbera de Llobregat | 228.01 mi (366.94 km) |
| Biarritz to Cordoba | 421.72 mi (678.70 km) |
| Biarritz to Coria del Rio | 488.85 mi (786.73 km) |
| Biarritz to Crevillente | 363.57 mi (585.12 km) |
| Biarritz to Cuarte de Huerva | 135.08 mi (217.39 km) |
| Biarritz to Cubellas | 227.71 mi (366.46 km) |
| Biarritz to Cuellar | 200.85 mi (323.23 km) |
| Biarritz to Cuenca | 237.79 mi (382.68 km) |
