| Langenfeld to Dover (New Jersey) | 3,770.99 mi (6,068.83 km) |
| Langenfeld to Dover (Ohio) | 4,058.51 mi (6,531.54 km) |
| Langenfeld to Downers Grove (Illinois) | 4,244.22 mi (6,830.41 km) |
| Langenfeld to Downey (California) | 5,681.25 mi (9,143.09 km) |
| Langenfeld to Dranesville (Virginia) | 3,968.99 mi (6,387.48 km) |
| Langenfeld to Draper (Utah) | 5,113.66 mi (8,229.64 km) |
| Langenfeld to Drexel Heights (Arizona) | 5,563.54 mi (8,953.66 km) |
| Langenfeld to Drexel Hill (Pennsylvania) | 3,842.87 mi (6,184.50 km) |
| Langenfeld to Duarte (California) | 5,662.70 mi (9,113.24 km) |
| Langenfeld to Dublin (California) | 5,563.26 mi (8,953.21 km) |
| Langenfeld to Dublin (Georgia) | 4,503.42 mi (7,247.56 km) |
| Langenfeld to Dublin (Ohio) | 4,142.31 mi (6,666.40 km) |
| Langenfeld to Dubuque (Iowa) | 4,307.24 mi (6,931.83 km) |
| Langenfeld to Duluth (Georgia) | 4,479.05 mi (7,208.33 km) |
| Langenfeld to Duluth (Minnesota) | 4,148.77 mi (6,676.79 km) |
