| Langenfeld to Ciampino | 697.12 mi (1,121.91 km) |
| Langenfeld to Cicciano | 789.00 mi (1,269.78 km) |
| Langenfeld to Cingoli | 610.33 mi (982.23 km) |
| Langenfeld to Cinisello Balsamo | 398.41 mi (641.18 km) |
| Langenfeld to Cinisi | 943.62 mi (1,518.62 km) |
| Langenfeld to Cirie | 407.46 mi (655.75 km) |
| Langenfeld to Ciro Marina | 948.76 mi (1,526.88 km) |
| Langenfeld to Cislago | 388.84 mi (625.78 km) |
| Langenfeld to Cisterna di Latina | 714.82 mi (1,150.39 km) |
| Langenfeld to Cisternino | 874.79 mi (1,407.84 km) |
| Langenfeld to Citta di Castello | 583.89 mi (939.68 km) |
| Langenfeld to Citta Sant'Angelo | 681.74 mi (1,097.15 km) |
| Langenfeld to Cittadella | 437.79 mi (704.56 km) |
| Langenfeld to Cittanova | 987.70 mi (1,589.55 km) |
| Langenfeld to Cividale del Friuli | 455.57 mi (733.17 km) |
