| Billdal to Carmona | 1,602.79 mi (2,579.44 km) |
| Billdal to Cartagena | 1,500.23 mi (2,414.39 km) |
| Billdal to Cartama | 1,628.79 mi (2,621.28 km) |
| Billdal to Cartaya | 1,649.42 mi (2,654.49 km) |
| Billdal to Caspe | 1,246.97 mi (2,006.81 km) |
| Billdal to Cassa de la Selva | 1,154.96 mi (1,858.73 km) |
| Billdal to Castalla | 1,429.63 mi (2,300.76 km) |
| Billdal to Castellbisbal | 1,196.06 mi (1,924.87 km) |
| Billdal to Castelldefels | 1,209.07 mi (1,945.81 km) |
| Billdal to Castello de Ampurias | 1,127.58 mi (1,814.66 km) |
| Billdal to Castellon de la Plana | 1,327.95 mi (2,137.13 km) |
| Billdal to Castilleja de la Cuesta | 1,617.49 mi (2,603.10 km) |
| Billdal to Catarroja | 1,372.35 mi (2,208.59 km) |
| Billdal to Catral | 1,460.55 mi (2,350.53 km) |
| Billdal to Caudete | 1,428.36 mi (2,298.72 km) |
