| Oplotnica to Cartagena | 1,035.95 mi (1,667.20 km) |
| Oplotnica to Cartama | 1,229.25 mi (1,978.28 km) |
| Oplotnica to Cartaya | 1,315.71 mi (2,117.43 km) |
| Oplotnica to Caspe | 848.04 mi (1,364.79 km) |
| Oplotnica to Cassa de la Selva | 695.42 mi (1,119.17 km) |
| Oplotnica to Castalla | 978.86 mi (1,575.33 km) |
| Oplotnica to Castellbisbal | 749.56 mi (1,206.29 km) |
| Oplotnica to Castelldefels | 756.97 mi (1,218.23 km) |
| Oplotnica to Castello de Ampurias | 673.76 mi (1,084.32 km) |
| Oplotnica to Castellon de la Plana | 894.31 mi (1,439.25 km) |
| Oplotnica to Castilleja de la Cuesta | 1,262.75 mi (2,032.19 km) |
| Oplotnica to Catarroja | 933.67 mi (1,502.59 km) |
| Oplotnica to Catral | 1,003.56 mi (1,615.08 km) |
| Oplotnica to Caudete | 987.73 mi (1,589.60 km) |
| Oplotnica to Cehegin | 1,048.38 mi (1,687.20 km) |
