| Euskirchen to Cologno al Serio | 375.44 mi (604.22 km) |
| Euskirchen to Cologno Monzese | 372.58 mi (599.60 km) |
| Euskirchen to Colorno | 429.21 mi (690.75 km) |
| Euskirchen to Comacchio | 481.85 mi (775.46 km) |
| Euskirchen to Comiso | 1,022.76 mi (1,645.97 km) |
| Euskirchen to Como | 351.26 mi (565.30 km) |
| Euskirchen to Concordia Sagittaria | 437.98 mi (704.87 km) |
| Euskirchen to Concorezzo | 369.37 mi (594.45 km) |
| Euskirchen to Conegliano | 415.52 mi (668.71 km) |
| Euskirchen to Conselice | 484.85 mi (780.30 km) |
| Euskirchen to Conselve | 442.18 mi (711.62 km) |
| Euskirchen to Conversano | 832.44 mi (1,339.68 km) |
| Euskirchen to Copertino | 899.70 mi (1,447.93 km) |
| Euskirchen to Copparo | 461.44 mi (742.62 km) |
| Euskirchen to Corato | 801.75 mi (1,290.30 km) |
