| Frederikssund to Silver Firs (Washington) | 4,799.44 mi (7,723.96 km) |
| Frederikssund to Silver Spring (Maryland) | 4,017.82 mi (6,466.06 km) |
| Frederikssund to Silver Springs Shores (Florida) | 4,728.07 mi (7,609.09 km) |
| Frederikssund to Silverdale (Washington) | 4,822.34 mi (7,760.81 km) |
| Frederikssund to Silverton (Oregon) | 4,991.19 mi (8,032.54 km) |
| Frederikssund to Simi Valley (California) | 5,572.24 mi (8,967.65 km) |
| Frederikssund to Simpsonville (South Carolina) | 4,429.90 mi (7,129.23 km) |
| Frederikssund to Sioux City (Iowa) | 4,468.18 mi (7,190.84 km) |
| Frederikssund to Sioux Falls (South Dakota) | 4,420.15 mi (7,113.55 km) |
| Frederikssund to Skokie (Illinois) | 4,222.94 mi (6,796.17 km) |
| Frederikssund to Sleepy Hollow (New York) | 3,798.94 mi (6,113.81 km) |
| Frederikssund to Slidell (Louisiana) | 4,938.39 mi (7,947.57 km) |
| Frederikssund to Smithfield (North Carolina) | 4,248.54 mi (6,837.36 km) |
| Frederikssund to Smithfield (Utah) | 4,935.05 mi (7,942.19 km) |
| Frederikssund to Smithville (Missouri) | 4,585.86 mi (7,380.24 km) |
