| Erkrath to Cologno al Serio | 410.06 mi (659.92 km) |
| Erkrath to Cologno Monzese | 408.13 mi (656.82 km) |
| Erkrath to Colorno | 463.06 mi (745.22 km) |
| Erkrath to Comacchio | 512.13 mi (824.19 km) |
| Erkrath to Comiso | 1,056.00 mi (1,699.47 km) |
| Erkrath to Como | 386.97 mi (622.77 km) |
| Erkrath to Concordia Sagittaria | 464.45 mi (747.47 km) |
| Erkrath to Concorezzo | 404.76 mi (651.39 km) |
| Erkrath to Conegliano | 443.10 mi (713.11 km) |
| Erkrath to Conselice | 516.17 mi (830.70 km) |
| Erkrath to Conselve | 472.26 mi (760.03 km) |
| Erkrath to Conversano | 859.16 mi (1,382.69 km) |
| Erkrath to Copertino | 925.90 mi (1,490.10 km) |
| Erkrath to Copparo | 492.18 mi (792.08 km) |
| Erkrath to Corato | 829.35 mi (1,334.71 km) |
