| Loudoun Valley Estates to Kingsville (Texas) | 1,412.94 mi (2,273.91 km) |
| Loudoun Valley Estates to Kinston (North Carolina) | 255.85 mi (411.75 km) |
| Loudoun Valley Estates to Kirkland (Washington) | 2,291.32 mi (3,687.53 km) |
| Loudoun Valley Estates to Kirksville (Missouri) | 805.87 mi (1,296.91 km) |
| Loudoun Valley Estates to Kirkwood (Missouri) | 695.61 mi (1,119.48 km) |
| Loudoun Valley Estates to Kiryas Joel (New York) | 240.30 mi (386.72 km) |
| Loudoun Valley Estates to Kissimmee (Florida) | 770.76 mi (1,240.42 km) |
| Loudoun Valley Estates to Klamath Falls (Oregon) | 2,307.15 mi (3,713.00 km) |
| Loudoun Valley Estates to Knightdale (North Carolina) | 226.75 mi (364.91 km) |
| Loudoun Valley Estates to Knik-Fairview (Alaska) | 3,329.49 mi (5,358.29 km) |
| Loudoun Valley Estates to Knoxville (Tennessee) | 409.80 mi (659.51 km) |
| Loudoun Valley Estates to Kokomo (Indiana) | 469.40 mi (755.43 km) |
| Loudoun Valley Estates to Kuna (Idaho) | 2,025.79 mi (3,260.19 km) |
| Loudoun Valley Estates to Kyle (Texas) | 1,311.94 mi (2,111.36 km) |
| Loudoun Valley Estates to La Cañada Flintridge (California) | 2,262.48 mi (3,641.12 km) |
