| Thornaby on Tees to Silver Firs (Washington) | 4,569.12 mi (7,353.29 km) |
| Thornaby on Tees to Silver Spring (Maryland) | 3,551.25 mi (5,715.18 km) |
| Thornaby on Tees to Silver Springs Shores (Florida) | 4,244.82 mi (6,831.37 km) |
| Thornaby on Tees to Silverdale (Washington) | 4,593.99 mi (7,393.31 km) |
| Thornaby on Tees to Silverton (Oregon) | 4,751.95 mi (7,647.52 km) |
| Thornaby on Tees to Simi Valley (California) | 5,267.78 mi (8,477.67 km) |
| Thornaby on Tees to Simpsonville (South Carolina) | 3,964.60 mi (6,380.41 km) |
| Thornaby on Tees to Sioux City (Iowa) | 4,088.44 mi (6,579.71 km) |
| Thornaby on Tees to Sioux Falls (South Dakota) | 4,046.83 mi (6,512.74 km) |
| Thornaby on Tees to Skokie (Illinois) | 3,806.36 mi (6,125.74 km) |
| Thornaby on Tees to Sleepy Hollow (New York) | 3,330.97 mi (5,360.68 km) |
| Thornaby on Tees to Slidell (Louisiana) | 4,484.23 mi (7,216.66 km) |
| Thornaby on Tees to Smithfield (North Carolina) | 3,773.58 mi (6,072.99 km) |
| Thornaby on Tees to Smithfield (Utah) | 4,624.12 mi (7,441.80 km) |
| Thornaby on Tees to Smithville (Missouri) | 4,184.56 mi (6,734.41 km) |
