| Richland to Silver Firs (Washington) | 173.17 mi (278.68 km) |
| Richland to Silver Spring (Maryland) | 2,179.22 mi (3,507.12 km) |
| Richland to Silver Springs Shores (Florida) | 2,327.57 mi (3,745.87 km) |
| Richland to Silverdale (Washington) | 186.17 mi (299.61 km) |
| Richland to Silverton (Oregon) | 190.20 mi (306.09 km) |
| Richland to Simi Valley (California) | 830.72 mi (1,336.92 km) |
| Richland to Simpsonville (South Carolina) | 2,079.77 mi (3,347.07 km) |
| Richland to Sioux City (Iowa) | 1,156.34 mi (1,860.94 km) |
| Richland to Sioux Falls (South Dakota) | 1,116.25 mi (1,796.43 km) |
| Richland to Skokie (Illinois) | 1,580.43 mi (2,543.46 km) |
| Richland to Sleepy Hollow (New York) | 2,265.79 mi (3,646.44 km) |
| Richland to Slidell (Louisiana) | 1,926.84 mi (3,100.95 km) |
| Richland to Smithfield (North Carolina) | 2,235.44 mi (3,597.59 km) |
| Richland to Smithfield (Utah) | 481.19 mi (774.40 km) |
| Richland to Smithville (Missouri) | 1,333.07 mi (2,145.38 km) |
