| North Tidworth to Silver Firs (Washington) | 4,738.78 mi (7,626.34 km) |
| North Tidworth to Silver Spring (Maryland) | 3,602.51 mi (5,797.67 km) |
| North Tidworth to Silver Springs Shores (Florida) | 4,276.70 mi (6,882.68 km) |
| North Tidworth to Silverdale (Washington) | 4,764.20 mi (7,667.24 km) |
| North Tidworth to Silverton (Oregon) | 4,918.00 mi (7,914.75 km) |
| North Tidworth to Simi Valley (California) | 5,407.39 mi (8,702.35 km) |
| North Tidworth to Simpsonville (South Carolina) | 4,014.88 mi (6,461.33 km) |
| North Tidworth to Sioux City (Iowa) | 4,197.02 mi (6,754.45 km) |
| North Tidworth to Sioux Falls (South Dakota) | 4,159.10 mi (6,693.42 km) |
| North Tidworth to Skokie (Illinois) | 3,894.27 mi (6,267.23 km) |
| North Tidworth to Sleepy Hollow (New York) | 3,382.23 mi (5,443.17 km) |
| North Tidworth to Slidell (Louisiana) | 4,541.59 mi (7,308.99 km) |
| North Tidworth to Smithfield (North Carolina) | 3,815.88 mi (6,141.07 km) |
| North Tidworth to Smithfield (Utah) | 4,763.54 mi (7,666.18 km) |
| North Tidworth to Smithville (Missouri) | 4,280.20 mi (6,888.32 km) |
