| Loudoun Valley Estates to Sugar Hill (Georgia) | 495.11 mi (796.80 km) |
| Loudoun Valley Estates to Sugar Land (Texas) | 1,217.80 mi (1,959.86 km) |
| Loudoun Valley Estates to Sugarland Run (Virginia) | 7.87 mi (12.66 km) |
| Loudoun Valley Estates to Sugarmill Woods (Florida) | 763.49 mi (1,228.71 km) |
| Loudoun Valley Estates to Suisun City (California) | 2,378.85 mi (3,828.39 km) |
| Loudoun Valley Estates to Suitland (Maryland) | 32.55 mi (52.39 km) |
| Loudoun Valley Estates to Sulphur (Louisiana) | 1,082.83 mi (1,742.65 km) |
| Loudoun Valley Estates to Sulphur Springs (Texas) | 1,086.34 mi (1,748.30 km) |
| Loudoun Valley Estates to Summerfield (Maryland) | 34.63 mi (55.73 km) |
| Loudoun Valley Estates to Summerfield (North Carolina) | 232.51 mi (374.19 km) |
| Loudoun Valley Estates to Summerlin South (Nevada) | 2,066.58 mi (3,325.85 km) |
| Loudoun Valley Estates to Summerville (South Carolina) | 439.04 mi (706.57 km) |
| Loudoun Valley Estates to Summit (Illinois) | 575.84 mi (926.73 km) |
| Loudoun Valley Estates to Summit (New Jersey) | 205.36 mi (330.50 km) |
| Loudoun Valley Estates to Sumner (Washington) | 2,293.74 mi (3,691.41 km) |
