| Siloam Springs to Silver Firs (Washington) | 1,618.36 mi (2,604.50 km) |
| Siloam Springs to Silver Spring (Maryland) | 976.60 mi (1,571.69 km) |
| Siloam Springs to Silver Springs Shores (Florida) | 875.70 mi (1,409.31 km) |
| Siloam Springs to Silverdale (Washington) | 1,637.26 mi (2,634.92 km) |
| Siloam Springs to Silverton (Oregon) | 1,592.16 mi (2,562.33 km) |
| Siloam Springs to Simi Valley (California) | 1,369.72 mi (2,204.35 km) |
| Siloam Springs to Simpsonville (South Carolina) | 697.61 mi (1,122.70 km) |
| Siloam Springs to Sioux City (Iowa) | 447.22 mi (719.72 km) |
| Siloam Springs to Sioux Falls (South Dakota) | 521.36 mi (839.04 km) |
| Siloam Springs to Skokie (Illinois) | 543.72 mi (875.03 km) |
| Siloam Springs to Sleepy Hollow (New York) | 1,162.18 mi (1,870.35 km) |
| Siloam Springs to Slidell (Louisiana) | 491.00 mi (790.19 km) |
| Siloam Springs to Smithfield (North Carolina) | 906.40 mi (1,458.71 km) |
| Siloam Springs to Smithfield (Utah) | 1,004.95 mi (1,617.31 km) |
| Siloam Springs to Smithville (Missouri) | 221.63 mi (356.68 km) |
