| Langenfeld to Chitila | 990.13 mi (1,593.46 km) |
| Langenfeld to Cisnadie | 869.95 mi (1,400.05 km) |
| Langenfeld to Cluj-Napoca | 810.25 mi (1,303.98 km) |
| Langenfeld to Codlea | 923.95 mi (1,486.96 km) |
| Langenfeld to Comanesti | 941.72 mi (1,515.55 km) |
| Langenfeld to Comarnic | 947.87 mi (1,525.46 km) |
| Langenfeld to Constanta | 1,112.25 mi (1,789.99 km) |
| Langenfeld to Corabia | 960.79 mi (1,546.24 km) |
| Langenfeld to Costesti | 939.10 mi (1,511.34 km) |
| Langenfeld to Covasna | 949.62 mi (1,528.27 km) |
| Langenfeld to Craiova | 910.20 mi (1,464.83 km) |
| Langenfeld to Cristuru Secuiesc | 886.58 mi (1,426.82 km) |
| Langenfeld to Cugir | 832.93 mi (1,340.47 km) |
| Langenfeld to Cumpana | 1,111.08 mi (1,788.11 km) |
| Langenfeld to Curtea de Arges | 912.83 mi (1,469.06 km) |
