| Langley Park to Dendermonde | 3,841.53 mi (6,182.35 km) |
| Langley Park to Dessel | 3,877.37 mi (6,240.02 km) |
| Langley Park to Destelbergen | 3,828.97 mi (6,162.14 km) |
| Langley Park to Deurne | 3,851.30 mi (6,198.07 km) |
| Langley Park to Diepenbeek | 3,897.96 mi (6,273.17 km) |
| Langley Park to Diest | 3,881.19 mi (6,246.17 km) |
| Langley Park to Diksmuide | 3,791.53 mi (6,101.88 km) |
| Langley Park to Dilbeek | 3,852.69 mi (6,200.30 km) |
| Langley Park to Dinant | 3,894.52 mi (6,267.63 km) |
| Langley Park to Dison | 3,923.13 mi (6,313.66 km) |
| Langley Park to Dour | 3,844.68 mi (6,187.42 km) |
| Langley Park to Drongen | 3,823.58 mi (6,153.45 km) |
| Langley Park to Duffel | 3,856.66 mi (6,206.70 km) |
| Langley Park to Durbuy | 3,914.24 mi (6,299.36 km) |
| Langley Park to Ecaussinnes-Lalaing | 3,856.80 mi (6,206.93 km) |
