| Longmont to Delitzsch | 5,070.60 mi (8,160.34 km) |
| Longmont to Delmenhorst | 4,884.42 mi (7,860.72 km) |
| Longmont to Demmin | 4,975.33 mi (8,007.02 km) |
| Longmont to Denkendorf | 5,111.18 mi (8,225.65 km) |
| Longmont to Denzlingen | 5,092.91 mi (8,196.25 km) |
| Longmont to Dessau-Rosslau | 5,052.32 mi (8,130.93 km) |
| Longmont to Detmold | 4,944.07 mi (7,956.72 km) |
| Longmont to Dettingen an der Erms | 5,120.07 mi (8,239.95 km) |
| Longmont to Dieburg | 5,038.75 mi (8,109.08 km) |
| Longmont to Diedorf | 5,175.43 mi (8,329.04 km) |
| Longmont to Dielheim | 5,064.13 mi (8,149.93 km) |
| Longmont to Diepholz | 4,896.91 mi (7,880.81 km) |
| Longmont to Diessen am Ammersee | 5,205.79 mi (8,377.91 km) |
| Longmont to Dietzenbach | 5,031.08 mi (8,096.74 km) |
| Longmont to Diez | 4,989.54 mi (8,029.89 km) |
