| Opovo to Cartagena | 1,219.57 mi (1,962.71 km) |
| Opovo to Cartama | 1,422.79 mi (2,289.76 km) |
| Opovo to Cartaya | 1,522.56 mi (2,450.32 km) |
| Opovo to Caspe | 1,061.69 mi (1,708.62 km) |
| Opovo to Cassa de la Selva | 905.04 mi (1,456.52 km) |
| Opovo to Castalla | 1,170.08 mi (1,883.06 km) |
| Opovo to Castellbisbal | 958.14 mi (1,541.98 km) |
| Opovo to Castelldefels | 963.39 mi (1,550.42 km) |
| Opovo to Castello de Ampurias | 886.95 mi (1,427.41 km) |
| Opovo to Castellon de la Plana | 1,095.86 mi (1,763.61 km) |
| Opovo to Castilleja de la Cuesta | 1,466.53 mi (2,360.15 km) |
| Opovo to Catarroja | 1,131.25 mi (1,820.57 km) |
| Opovo to Catral | 1,191.38 mi (1,917.34 km) |
| Opovo to Caudete | 1,181.47 mi (1,901.39 km) |
| Opovo to Cehegin | 1,240.44 mi (1,996.29 km) |
