| West Sacramento to Siloam Springs (Arkansas) | 1,487.26 mi (2,393.51 km) |
| West Sacramento to Silver Firs (Washington) | 643.81 mi (1,036.11 km) |
| West Sacramento to Silver Spring (Maryland) | 2,374.18 mi (3,820.87 km) |
| West Sacramento to Silver Springs Shores (Florida) | 2,341.28 mi (3,767.92 km) |
| West Sacramento to Silverdale (Washington) | 632.05 mi (1,017.18 km) |
| West Sacramento to Silverton (Oregon) | 449.94 mi (724.10 km) |
| West Sacramento to Simi Valley (California) | 334.77 mi (538.76 km) |
| West Sacramento to Simpsonville (South Carolina) | 2,177.78 mi (3,504.79 km) |
| West Sacramento to Sioux City (Iowa) | 1,343.89 mi (2,162.79 km) |
| West Sacramento to Sioux Falls (South Dakota) | 1,332.79 mi (2,144.92 km) |
| West Sacramento to Skokie (Illinois) | 1,786.14 mi (2,874.51 km) |
| West Sacramento to Sleepy Hollow (New York) | 2,504.43 mi (4,030.48 km) |
| West Sacramento to Slidell (Louisiana) | 1,887.70 mi (3,037.96 km) |
| West Sacramento to Smithfield (North Carolina) | 2,370.16 mi (3,814.40 km) |
| West Sacramento to Smithfield (Utah) | 560.55 mi (902.12 km) |
