| Oswestry to Silver Firs (Washington) | 4,614.49 mi (7,426.31 km) |
| Oswestry to Silver Spring (Maryland) | 3,513.72 mi (5,654.79 km) |
| Oswestry to Silver Springs Shores (Florida) | 4,196.42 mi (6,753.48 km) |
| Oswestry to Silverdale (Washington) | 4,639.83 mi (7,467.08 km) |
| Oswestry to Silverton (Oregon) | 4,794.33 mi (7,715.73 km) |
| Oswestry to Simi Valley (California) | 5,289.54 mi (8,512.69 km) |
| Oswestry to Simpsonville (South Carolina) | 3,926.74 mi (6,319.48 km) |
| Oswestry to Sioux City (Iowa) | 4,087.74 mi (6,578.58 km) |
| Oswestry to Sioux Falls (South Dakota) | 4,048.64 mi (6,515.66 km) |
| Oswestry to Skokie (Illinois) | 3,791.77 mi (6,102.26 km) |
| Oswestry to Sleepy Hollow (New York) | 3,293.30 mi (5,300.06 km) |
| Oswestry to Slidell (Louisiana) | 4,450.86 mi (7,162.96 km) |
| Oswestry to Smithfield (North Carolina) | 3,730.92 mi (6,004.33 km) |
| Oswestry to Smithfield (Utah) | 4,645.60 mi (7,476.36 km) |
| Oswestry to Smithville (Missouri) | 4,175.20 mi (6,719.33 km) |
