| Langley Park to Dillenburg | 4,017.61 mi (6,465.71 km) |
| Langley Park to Dillingen | 4,170.15 mi (6,711.20 km) |
| Langley Park to Dillingen | 3,993.95 mi (6,427.64 km) |
| Langley Park to Dingolfing | 4,250.62 mi (6,840.71 km) |
| Langley Park to Dinkelsbuhl | 4,148.60 mi (6,676.53 km) |
| Langley Park to Dinklage | 3,958.19 mi (6,370.09 km) |
| Langley Park to Dinslaken | 3,933.04 mi (6,329.61 km) |
| Langley Park to Dippoldiswalde | 4,224.29 mi (6,798.35 km) |
| Langley Park to Ditzingen | 4,104.94 mi (6,606.27 km) |
| Langley Park to Dobeln | 4,195.73 mi (6,752.38 km) |
| Langley Park to Doberlug-Kirchhain | 4,197.57 mi (6,755.34 km) |
| Langley Park to Donaueschingen | 4,107.95 mi (6,611.10 km) |
| Langley Park to Donauworth | 4,179.59 mi (6,726.40 km) |
| Langley Park to Donzdorf | 4,139.98 mi (6,662.66 km) |
| Langley Park to Dorfen | 4,248.26 mi (6,836.91 km) |
