| Soquel to Siloam Springs (Arkansas) | 1,516.75 mi (2,440.97 km) |
| Soquel to Silver Firs (Washington) | 750.82 mi (1,208.32 km) |
| Soquel to Silver Spring (Maryland) | 2,425.12 mi (3,902.85 km) |
| Soquel to Silver Springs Shores (Florida) | 2,357.77 mi (3,794.47 km) |
| Soquel to Silverdale (Washington) | 738.07 mi (1,187.80 km) |
| Soquel to Silverton (Oregon) | 554.80 mi (892.86 km) |
| Soquel to Simi Valley (California) | 260.54 mi (419.29 km) |
| Soquel to Simpsonville (South Carolina) | 2,211.97 mi (3,559.82 km) |
| Soquel to Sioux City (Iowa) | 1,403.87 mi (2,259.31 km) |
| Soquel to Sioux Falls (South Dakota) | 1,397.72 mi (2,249.42 km) |
| Soquel to Skokie (Illinois) | 1,843.52 mi (2,966.87 km) |
| Soquel to Sleepy Hollow (New York) | 2,562.59 mi (4,124.09 km) |
| Soquel to Slidell (Louisiana) | 1,897.57 mi (3,053.84 km) |
| Soquel to Smithfield (North Carolina) | 2,409.92 mi (3,878.39 km) |
| Soquel to Smithfield (Utah) | 634.64 mi (1,021.36 km) |
