| Wittmund to Silver Firs (Washington) | 4,840.89 mi (7,790.66 km) |
| Wittmund to Silver Spring (Maryland) | 3,921.43 mi (6,310.93 km) |
| Wittmund to Silver Springs Shores (Florida) | 4,618.08 mi (7,432.08 km) |
| Wittmund to Silverdale (Washington) | 4,864.76 mi (7,829.07 km) |
| Wittmund to Silverton (Oregon) | 5,028.84 mi (8,093.13 km) |
| Wittmund to Simi Valley (California) | 5,578.45 mi (8,977.64 km) |
| Wittmund to Simpsonville (South Carolina) | 4,334.72 mi (6,976.06 km) |
| Wittmund to Sioux City (Iowa) | 4,430.73 mi (7,130.58 km) |
| Wittmund to Sioux Falls (South Dakota) | 4,386.44 mi (7,059.29 km) |
| Wittmund to Skokie (Illinois) | 4,162.25 mi (6,698.49 km) |
| Wittmund to Sleepy Hollow (New York) | 3,701.33 mi (5,956.71 km) |
| Wittmund to Slidell (Louisiana) | 4,852.04 mi (7,808.60 km) |
| Wittmund to Smithfield (North Carolina) | 4,145.49 mi (6,671.52 km) |
| Wittmund to Smithfield (Utah) | 4,936.80 mi (7,945.02 km) |
| Wittmund to Smithville (Missouri) | 4,535.37 mi (7,298.97 km) |
