| Loudoun Valley Estates to Southern Pines (North Carolina) | 281.61 mi (453.21 km) |
| Loudoun Valley Estates to Southfield (Michigan) | 386.20 mi (621.53 km) |
| Loudoun Valley Estates to Southgate (Michigan) | 372.94 mi (600.18 km) |
| Loudoun Valley Estates to Southlake (Texas) | 1,171.78 mi (1,885.80 km) |
| Loudoun Valley Estates to Spanaway (Washington) | 2,302.99 mi (3,706.30 km) |
| Loudoun Valley Estates to Spanish Fork (Utah) | 1,809.23 mi (2,911.68 km) |
| Loudoun Valley Estates to Spanish Lake (Missouri) | 682.76 mi (1,098.80 km) |
| Loudoun Valley Estates to Spanish Springs (Nevada) | 2,233.27 mi (3,594.10 km) |
| Loudoun Valley Estates to Sparks (Nevada) | 2,236.95 mi (3,600.03 km) |
| Loudoun Valley Estates to Spartanburg (South Carolina) | 370.28 mi (595.90 km) |
| Loudoun Valley Estates to Spearfish (South Dakota) | 1,402.19 mi (2,256.61 km) |
| Loudoun Valley Estates to Speedway (Indiana) | 470.09 mi (756.53 km) |
| Loudoun Valley Estates to Spencer (Iowa) | 961.35 mi (1,547.14 km) |
| Loudoun Valley Estates to Spokane (Washington) | 2,069.34 mi (3,330.28 km) |
| Loudoun Valley Estates to Spokane Valley (Washington) | 2,060.10 mi (3,315.42 km) |
