| Loudoun Valley Estates to Kalispell (Montana) | 1,928.37 mi (3,103.41 km) |
| Loudoun Valley Estates to Kaneohe (Hawaii) | 4,795.64 mi (7,717.84 km) |
| Loudoun Valley Estates to Kankakee (Illinois) | 566.90 mi (912.35 km) |
| Loudoun Valley Estates to Kannapolis (North Carolina) | 297.03 mi (478.03 km) |
| Loudoun Valley Estates to Kansas City (Kansas) | 923.66 mi (1,486.49 km) |
| Loudoun Valley Estates to Kansas City (Missouri) | 913.50 mi (1,470.14 km) |
| Loudoun Valley Estates to Kapaa (Hawaii) | 4,850.45 mi (7,806.05 km) |
| Loudoun Valley Estates to Kapolei (Hawaii) | 4,812.88 mi (7,745.58 km) |
| Loudoun Valley Estates to Katy (Texas) | 1,219.29 mi (1,962.26 km) |
| Loudoun Valley Estates to Kaukauna (Wisconsin) | 664.62 mi (1,069.60 km) |
| Loudoun Valley Estates to Kaysville (Utah) | 1,816.47 mi (2,923.32 km) |
| Loudoun Valley Estates to Kearney (Missouri) | 901.96 mi (1,451.56 km) |
| Loudoun Valley Estates to Kearney (Nebraska) | 1,148.04 mi (1,847.60 km) |
| Loudoun Valley Estates to Kearns (Utah) | 1,823.11 mi (2,934.02 km) |
| Loudoun Valley Estates to Kearny (New Jersey) | 217.42 mi (349.90 km) |
