| Erkrath to Cartagena | 1,017.39 mi (1,637.33 km) |
| Erkrath to Cartama | 1,152.31 mi (1,854.47 km) |
| Erkrath to Cartaya | 1,183.98 mi (1,905.44 km) |
| Erkrath to Caspe | 765.19 mi (1,231.45 km) |
| Erkrath to Cassa de la Selva | 672.65 mi (1,082.53 km) |
| Erkrath to Castalla | 946.90 mi (1,523.89 km) |
| Erkrath to Castellbisbal | 712.95 mi (1,147.39 km) |
| Erkrath to Castelldefels | 726.01 mi (1,168.40 km) |
| Erkrath to Castello de Ampurias | 645.37 mi (1,038.62 km) |
| Erkrath to Castellon de la Plana | 845.24 mi (1,360.29 km) |
| Erkrath to Castilleja de la Cuesta | 1,147.55 mi (1,846.80 km) |
| Erkrath to Catarroja | 889.75 mi (1,431.91 km) |
| Erkrath to Catral | 977.76 mi (1,573.56 km) |
| Erkrath to Caudete | 946.05 mi (1,522.52 km) |
| Erkrath to Cehegin | 1,001.62 mi (1,611.94 km) |
