| Split to Silver Firs (Washington) | 5,639.88 mi (9,076.51 km) |
| Split to Silver Spring (Maryland) | 4,592.41 mi (7,390.77 km) |
| Split to Silver Springs Shores (Florida) | 5,251.58 mi (8,451.60 km) |
| Split to Silverdale (Washington) | 5,663.75 mi (9,114.93 km) |
| Split to Silverton (Oregon) | 5,827.66 mi (9,378.71 km) |
| Split to Simi Valley (California) | 6,367.17 mi (10,246.98 km) |
| Split to Simpsonville (South Carolina) | 5,003.50 mi (8,052.36 km) |
| Split to Sioux City (Iowa) | 5,186.94 mi (8,347.58 km) |
| Split to Sioux Falls (South Dakota) | 5,146.79 mi (8,282.96 km) |
| Split to Skokie (Illinois) | 4,891.04 mi (7,871.37 km) |
| Split to Sleepy Hollow (New York) | 4,372.56 mi (7,036.96 km) |
| Split to Slidell (Louisiana) | 5,532.95 mi (8,904.43 km) |
| Split to Smithfield (North Carolina) | 4,800.15 mi (7,725.09 km) |
| Split to Smithfield (Utah) | 5,724.06 mi (9,211.98 km) |
| Split to Smithville (Missouri) | 5,275.53 mi (8,490.14 km) |
