| San Salvo to Silver Firs (Washington) | 5,690.47 mi (9,157.93 km) |
| San Salvo to Silver Spring (Maryland) | 4,572.66 mi (7,358.99 km) |
| San Salvo to Silver Springs Shores (Florida) | 5,219.65 mi (8,400.22 km) |
| San Salvo to Silverdale (Washington) | 5,714.81 mi (9,197.09 km) |
| San Salvo to Silverton (Oregon) | 5,876.00 mi (9,456.51 km) |
| San Salvo to Simi Valley (California) | 6,397.49 mi (10,295.77 km) |
| San Salvo to Simpsonville (South Carolina) | 4,981.96 mi (8,017.69 km) |
| San Salvo to Sioux City (Iowa) | 5,197.18 mi (8,364.05 km) |
| San Salvo to Sioux Falls (South Dakota) | 5,159.22 mi (8,302.96 km) |
| San Salvo to Skokie (Illinois) | 4,889.85 mi (7,869.46 km) |
| San Salvo to Sleepy Hollow (New York) | 4,353.55 mi (7,006.36 km) |
| San Salvo to Slidell (Louisiana) | 5,513.71 mi (8,873.46 km) |
| San Salvo to Smithfield (North Carolina) | 4,775.16 mi (7,684.88 km) |
| San Salvo to Smithfield (Utah) | 5,753.64 mi (9,259.59 km) |
| San Salvo to Smithville (Missouri) | 5,278.19 mi (8,494.42 km) |
