| Norco to Silver Firs (Washington) | 992.08 mi (1,596.60 km) |
| Norco to Silver Spring (Maryland) | 2,260.41 mi (3,637.77 km) |
| Norco to Silver Springs Shores (Florida) | 2,108.64 mi (3,393.53 km) |
| Norco to Silverdale (Washington) | 986.07 mi (1,586.93 km) |
| Norco to Silverton (Oregon) | 814.21 mi (1,310.34 km) |
| Norco to Simi Valley (California) | 72.55 mi (116.75 km) |
| Norco to Simpsonville (South Carolina) | 2,004.15 mi (3,225.37 km) |
| Norco to Sioux City (Iowa) | 1,287.43 mi (2,071.92 km) |
| Norco to Sioux Falls (South Dakota) | 1,298.55 mi (2,089.81 km) |
| Norco to Skokie (Illinois) | 1,707.15 mi (2,747.40 km) |
| Norco to Sleepy Hollow (New York) | 2,418.54 mi (3,892.27 km) |
| Norco to Slidell (Louisiana) | 1,639.30 mi (2,638.19 km) |
| Norco to Smithfield (North Carolina) | 2,214.27 mi (3,563.53 km) |
| Norco to Smithfield (Utah) | 628.99 mi (1,012.25 km) |
| Norco to Smithville (Missouri) | 1,324.10 mi (2,130.93 km) |
