| Biga to Cadiz | 1,823.40 mi (2,934.48 km) |
| Biga to Calafell | 1,341.31 mi (2,158.62 km) |
| Biga to Calahorra | 1,516.25 mi (2,440.17 km) |
| Biga to Calasparra | 1,548.27 mi (2,491.69 km) |
| Biga to Calatayud | 1,505.54 mi (2,422.93 km) |
| Biga to Caldas de Montbuy | 1,307.88 mi (2,104.83 km) |
| Biga to Caldas de Reyes | 1,852.43 mi (2,981.20 km) |
| Biga to Calella | 1,282.37 mi (2,063.77 km) |
| Biga to Callosa de Segura | 1,506.94 mi (2,425.19 km) |
| Biga to Calpe | 1,449.78 mi (2,333.20 km) |
| Biga to Calvia | 1,307.79 mi (2,104.69 km) |
| Biga to Camas | 1,791.46 mi (2,883.07 km) |
| Biga to Cambados | 1,861.50 mi (2,995.80 km) |
| Biga to Cambre | 1,831.80 mi (2,947.99 km) |
| Biga to Cambrils | 1,368.81 mi (2,202.88 km) |
