| Frederikshavn to Silver Firs (Washington) | 4,674.32 mi (7,522.59 km) |
| Frederikshavn to Silver Spring (Maryland) | 3,921.06 mi (6,310.33 km) |
| Frederikshavn to Silver Springs Shores (Florida) | 4,636.03 mi (7,460.97 km) |
| Frederikshavn to Silverdale (Washington) | 4,697.18 mi (7,559.38 km) |
| Frederikshavn to Silverton (Oregon) | 4,866.21 mi (7,831.40 km) |
| Frederikshavn to Simi Valley (California) | 5,449.72 mi (8,770.48 km) |
| Frederikshavn to Simpsonville (South Carolina) | 4,332.28 mi (6,972.12 km) |
| Frederikshavn to Sioux City (Iowa) | 4,353.47 mi (7,006.24 km) |
| Frederikshavn to Sioux Falls (South Dakota) | 4,304.66 mi (6,927.68 km) |
| Frederikshavn to Skokie (Illinois) | 4,114.26 mi (6,621.25 km) |
| Frederikshavn to Sleepy Hollow (New York) | 3,702.88 mi (5,959.22 km) |
| Frederikshavn to Slidell (Louisiana) | 4,837.18 mi (7,784.68 km) |
| Frederikshavn to Smithfield (North Carolina) | 4,154.13 mi (6,685.42 km) |
| Frederikshavn to Smithfield (Utah) | 4,813.24 mi (7,746.16 km) |
| Frederikshavn to Smithville (Missouri) | 4,474.20 mi (7,200.53 km) |
