| Struer to Silver Firs (Washington) | 4,690.21 mi (7,548.16 km) |
| Struer to Silver Spring (Maryland) | 3,876.98 mi (6,239.40 km) |
| Struer to Silver Springs Shores (Florida) | 4,586.92 mi (7,381.94 km) |
| Struer to Silverdale (Washington) | 4,713.51 mi (7,585.65 km) |
| Struer to Silverton (Oregon) | 4,880.55 mi (7,854.49 km) |
| Struer to Simi Valley (California) | 5,450.87 mi (8,772.32 km) |
| Struer to Simpsonville (South Carolina) | 4,289.15 mi (6,902.73 km) |
| Struer to Sioux City (Iowa) | 4,335.05 mi (6,976.59 km) |
| Struer to Sioux Falls (South Dakota) | 4,287.80 mi (6,900.55 km) |
| Struer to Skokie (Illinois) | 4,085.62 mi (6,575.18 km) |
| Struer to Sleepy Hollow (New York) | 3,658.04 mi (5,887.04 km) |
| Struer to Slidell (Louisiana) | 4,798.28 mi (7,722.08 km) |
| Struer to Smithfield (North Carolina) | 4,107.48 mi (6,610.35 km) |
| Struer to Smithfield (Utah) | 4,812.06 mi (7,744.27 km) |
| Struer to Smithville (Missouri) | 4,450.28 mi (7,162.04 km) |
