| Rock Hill to Silver Firs (Washington) | 2,277.80 mi (3,665.77 km) |
| Rock Hill to Silver Spring (Maryland) | 357.09 mi (574.69 km) |
| Rock Hill to Silver Springs Shores (Florida) | 406.89 mi (654.83 km) |
| Rock Hill to Silverdale (Washington) | 2,300.60 mi (3,702.46 km) |
| Rock Hill to Silverton (Oregon) | 2,289.39 mi (3,684.41 km) |
| Rock Hill to Simi Valley (California) | 2,133.06 mi (3,432.83 km) |
| Rock Hill to Simpsonville (South Carolina) | 71.44 mi (114.98 km) |
| Rock Hill to Sioux City (Iowa) | 976.77 mi (1,571.96 km) |
| Rock Hill to Sioux Falls (South Dakota) | 1,026.47 mi (1,651.94 km) |
| Rock Hill to Skokie (Illinois) | 609.63 mi (981.11 km) |
| Rock Hill to Sleepy Hollow (New York) | 575.98 mi (926.95 km) |
| Rock Hill to Slidell (Louisiana) | 602.26 mi (969.24 km) |
| Rock Hill to Smithfield (North Carolina) | 156.03 mi (251.11 km) |
| Rock Hill to Smithfield (Utah) | 1,724.44 mi (2,775.22 km) |
| Rock Hill to Smithville (Missouri) | 805.90 mi (1,296.98 km) |
