| Loudoun Valley Estates to Des Plaines (Illinois) | 585.07 mi (941.58 km) |
| Loudoun Valley Estates to Desert Hot Springs (California) | 2,179.84 mi (3,508.11 km) |
| Loudoun Valley Estates to DeSoto (Texas) | 1,168.06 mi (1,879.81 km) |
| Loudoun Valley Estates to Destin (Florida) | 780.81 mi (1,256.59 km) |
| Loudoun Valley Estates to Destrehan (Louisiana) | 959.85 mi (1,544.74 km) |
| Loudoun Valley Estates to Detroit (Michigan) | 375.89 mi (604.94 km) |
| Loudoun Valley Estates to Diamond Bar (California) | 2,247.02 mi (3,616.22 km) |
| Loudoun Valley Estates to Diamond Springs (California) | 2,309.77 mi (3,717.22 km) |
| Loudoun Valley Estates to Dickinson (North Dakota) | 1,383.31 mi (2,226.22 km) |
| Loudoun Valley Estates to Dickinson (Texas) | 1,196.11 mi (1,924.95 km) |
| Loudoun Valley Estates to Dickson (Tennessee) | 576.29 mi (927.44 km) |
| Loudoun Valley Estates to Difficult Run (Virginia) | 9.97 mi (16.05 km) |
| Loudoun Valley Estates to Dinuba (California) | 2,274.36 mi (3,660.22 km) |
| Loudoun Valley Estates to Discovery Bay (California) | 2,363.72 mi (3,804.05 km) |
| Loudoun Valley Estates to Dix Hills (New York) | 254.40 mi (409.42 km) |
