| Middelharnis to Cartagena | 1,009.26 mi (1,624.25 km) |
| Middelharnis to Cartama | 1,124.77 mi (1,810.14 km) |
| Middelharnis to Cartaya | 1,141.56 mi (1,837.17 km) |
| Middelharnis to Caspe | 753.31 mi (1,212.34 km) |
| Middelharnis to Cassa de la Selva | 684.03 mi (1,100.84 km) |
| Middelharnis to Castalla | 938.36 mi (1,510.14 km) |
| Middelharnis to Castellbisbal | 717.28 mi (1,154.35 km) |
| Middelharnis to Castelldefels | 730.79 mi (1,176.10 km) |
| Middelharnis to Castello de Ampurias | 657.83 mi (1,058.67 km) |
| Middelharnis to Castellon de la Plana | 837.42 mi (1,347.70 km) |
| Middelharnis to Castilleja de la Cuesta | 1,110.35 mi (1,786.94 km) |
| Middelharnis to Catarroja | 880.87 mi (1,417.63 km) |
| Middelharnis to Catral | 969.43 mi (1,560.15 km) |
| Middelharnis to Caudete | 935.06 mi (1,504.83 km) |
| Middelharnis to Cehegin | 986.96 mi (1,588.35 km) |
