| Erkrath to Catania | 1,029.11 mi (1,656.20 km) |
| Erkrath to Catanzaro | 971.98 mi (1,564.25 km) |
| Erkrath to Cattolica | 569.60 mi (916.68 km) |
| Erkrath to Cava de' Tirreni | 816.56 mi (1,314.12 km) |
| Erkrath to Cavallino | 927.11 mi (1,492.04 km) |
| Erkrath to Cavarzere | 482.98 mi (777.27 km) |
| Erkrath to Cave | 709.58 mi (1,141.96 km) |
| Erkrath to Cavriago | 480.69 mi (773.60 km) |
| Erkrath to Cavriglia | 573.54 mi (923.03 km) |
| Erkrath to Cazzago San Martino | 415.04 mi (667.94 km) |
| Erkrath to Ceccano | 733.32 mi (1,180.17 km) |
| Erkrath to Cecina | 571.65 mi (919.99 km) |
| Erkrath to Cefalu | 974.87 mi (1,568.90 km) |
| Erkrath to Ceglie Messapico | 888.25 mi (1,429.50 km) |
| Erkrath to Celano | 704.88 mi (1,134.40 km) |
