| Loudoun Valley Estates to Dover (New Hampshire) | 450.93 mi (725.71 km) |
| Loudoun Valley Estates to Dover (New Jersey) | 204.31 mi (328.80 km) |
| Loudoun Valley Estates to Dover (Ohio) | 236.84 mi (381.16 km) |
| Loudoun Valley Estates to Downers Grove (Illinois) | 586.01 mi (943.09 km) |
| Loudoun Valley Estates to Downey (California) | 2,265.40 mi (3,645.80 km) |
| Loudoun Valley Estates to Dranesville (Virginia) | 7.42 mi (11.93 km) |
| Loudoun Valley Estates to Draper (Utah) | 1,816.85 mi (2,923.93 km) |
| Loudoun Valley Estates to Drexel Heights (Arizona) | 1,931.74 mi (3,108.83 km) |
| Loudoun Valley Estates to Drexel Hill (Pennsylvania) | 135.29 mi (217.73 km) |
| Loudoun Valley Estates to Duarte (California) | 2,250.28 mi (3,621.48 km) |
| Loudoun Valley Estates to Dublin (California) | 2,382.95 mi (3,834.98 km) |
| Loudoun Valley Estates to Dublin (Georgia) | 538.73 mi (866.99 km) |
| Loudoun Valley Estates to Dublin (Ohio) | 310.49 mi (499.69 km) |
| Loudoun Valley Estates to Dubuque (Iowa) | 731.80 mi (1,177.72 km) |
| Loudoun Valley Estates to Duluth (Georgia) | 503.90 mi (810.96 km) |
