| Stanford to Siloam Springs (Arkansas) | 1,525.80 mi (2,455.54 km) |
| Stanford to Silver Firs (Washington) | 721.22 mi (1,160.69 km) |
| Stanford to Silver Spring (Maryland) | 2,427.96 mi (3,907.42 km) |
| Stanford to Silver Springs Shores (Florida) | 2,370.72 mi (3,815.30 km) |
| Stanford to Silverdale (Washington) | 708.07 mi (1,139.53 km) |
| Stanford to Silverton (Oregon) | 524.54 mi (844.17 km) |
| Stanford to Simi Valley (California) | 290.28 mi (467.16 km) |
| Stanford to Simpsonville (South Carolina) | 2,219.92 mi (3,572.62 km) |
| Stanford to Sioux City (Iowa) | 1,403.39 mi (2,258.53 km) |
| Stanford to Sioux Falls (South Dakota) | 1,395.52 mi (2,245.88 km) |
| Stanford to Skokie (Illinois) | 1,844.09 mi (2,967.78 km) |
| Stanford to Sleepy Hollow (New York) | 2,563.06 mi (4,124.85 km) |
| Stanford to Slidell (Louisiana) | 1,912.12 mi (3,077.26 km) |
| Stanford to Smithfield (North Carolina) | 2,416.25 mi (3,888.58 km) |
| Stanford to Smithfield (Utah) | 628.37 mi (1,011.26 km) |
