| Reston to Silver Firs (Washington) | 2,296.78 mi (3,696.30 km) |
| Reston to Silver Spring (Maryland) | 17.86 mi (28.74 km) |
| Reston to Silver Springs Shores (Florida) | 730.07 mi (1,174.93 km) |
| Reston to Silverdale (Washington) | 2,321.92 mi (3,736.76 km) |
| Reston to Silverton (Oregon) | 2,339.47 mi (3,765.02 km) |
| Reston to Simi Valley (California) | 2,299.18 mi (3,700.17 km) |
| Reston to Simpsonville (South Carolina) | 398.36 mi (641.10 km) |
| Reston to Sioux City (Iowa) | 1,024.47 mi (1,648.73 km) |
| Reston to Sioux Falls (South Dakota) | 1,052.98 mi (1,694.60 km) |
| Reston to Skokie (Illinois) | 585.81 mi (942.76 km) |
| Reston to Sleepy Hollow (New York) | 236.03 mi (379.86 km) |
| Reston to Slidell (Louisiana) | 924.78 mi (1,488.29 km) |
| Reston to Smithfield (North Carolina) | 243.76 mi (392.29 km) |
| Reston to Smithfield (Utah) | 1,813.13 mi (2,917.95 km) |
| Reston to Smithville (Missouri) | 921.97 mi (1,483.76 km) |
