| Langenfeld to Cologno al Serio | 402.56 mi (647.86 km) |
| Langenfeld to Cologno Monzese | 400.59 mi (644.69 km) |
| Langenfeld to Colorno | 455.61 mi (733.23 km) |
| Langenfeld to Comacchio | 504.97 mi (812.67 km) |
| Langenfeld to Comiso | 1,048.61 mi (1,687.58 km) |
| Langenfeld to Como | 379.43 mi (610.63 km) |
| Langenfeld to Concordia Sagittaria | 457.69 mi (736.58 km) |
| Langenfeld to Concorezzo | 397.22 mi (639.27 km) |
| Langenfeld to Conegliano | 436.21 mi (702.01 km) |
| Langenfeld to Conselice | 508.92 mi (819.03 km) |
| Langenfeld to Conselve | 465.12 mi (748.53 km) |
| Langenfeld to Conversano | 852.41 mi (1,371.83 km) |
| Langenfeld to Copertino | 919.22 mi (1,479.34 km) |
| Langenfeld to Copparo | 484.97 mi (780.49 km) |
| Langenfeld to Corato | 822.50 mi (1,323.69 km) |
