| Langley Park to Dormagen | 3,948.92 mi (6,355.18 km) |
| Langley Park to Dornstadt | 4,151.67 mi (6,681.47 km) |
| Langley Park to Dorsten | 3,939.67 mi (6,340.28 km) |
| Langley Park to Dortmund | 3,963.39 mi (6,378.47 km) |
| Langley Park to Dorverden | 3,995.42 mi (6,430.00 km) |
| Langley Park to Dossenheim | 4,070.34 mi (6,550.59 km) |
| Langley Park to Dreieich | 4,055.37 mi (6,526.48 km) |
| Langley Park to Drensteinfurt | 3,966.54 mi (6,383.54 km) |
| Langley Park to Dresden | 4,222.14 mi (6,794.87 km) |
| Langley Park to Drochtersen | 3,977.77 mi (6,401.60 km) |
| Langley Park to Drolshagen | 3,988.61 mi (6,419.04 km) |
| Langley Park to Duderstadt | 4,073.10 mi (6,555.02 km) |
| Langley Park to Duisburg | 3,937.73 mi (6,337.17 km) |
| Langley Park to Dulmen | 3,947.45 mi (6,352.81 km) |
| Langley Park to Duren | 3,943.71 mi (6,346.78 km) |
