| Loudoun Valley Estates to Smyrna (Delaware) | 103.99 mi (167.35 km) |
| Loudoun Valley Estates to Smyrna (Georgia) | 525.80 mi (846.20 km) |
| Loudoun Valley Estates to Smyrna (Tennessee) | 536.25 mi (863.01 km) |
| Loudoun Valley Estates to Snellville (Georgia) | 505.43 mi (813.41 km) |
| Loudoun Valley Estates to Snoqualmie (Washington) | 2,274.66 mi (3,660.71 km) |
| Loudoun Valley Estates to Snyder (Texas) | 1,375.92 mi (2,214.32 km) |
| Loudoun Valley Estates to Socastee (South Carolina) | 374.93 mi (603.40 km) |
| Loudoun Valley Estates to Socorro (Texas) | 1,690.58 mi (2,720.73 km) |
| Loudoun Valley Estates to Soddy-Daisy (Tennessee) | 494.27 mi (795.45 km) |
| Loudoun Valley Estates to Solana Beach (California) | 2,242.39 mi (3,608.78 km) |
| Loudoun Valley Estates to Soledad (California) | 2,379.45 mi (3,829.36 km) |
| Loudoun Valley Estates to Solon (Ohio) | 266.14 mi (428.31 km) |
| Loudoun Valley Estates to Somers Point (New Jersey) | 157.08 mi (252.80 km) |
| Loudoun Valley Estates to Somerset (Kentucky) | 408.11 mi (656.79 km) |
| Loudoun Valley Estates to Somerset (New Jersey) | 191.48 mi (308.15 km) |
