| Glenpool to Silver Firs (Washington) | 1,564.84 mi (2,518.36 km) |
| Glenpool to Silver Spring (Maryland) | 1,060.08 mi (1,706.03 km) |
| Glenpool to Silver Springs Shores (Florida) | 940.52 mi (1,513.62 km) |
| Glenpool to Silverdale (Washington) | 1,582.86 mi (2,547.36 km) |
| Glenpool to Silverton (Oregon) | 1,530.78 mi (2,463.55 km) |
| Glenpool to Simi Valley (California) | 1,287.88 mi (2,072.64 km) |
| Glenpool to Simpsonville (South Carolina) | 778.81 mi (1,253.37 km) |
| Glenpool to Sioux City (Iowa) | 452.83 mi (728.76 km) |
| Glenpool to Sioux Falls (South Dakota) | 525.88 mi (846.33 km) |
| Glenpool to Skokie (Illinois) | 610.91 mi (983.16 km) |
| Glenpool to Sleepy Hollow (New York) | 1,244.22 mi (2,002.38 km) |
| Glenpool to Slidell (Louisiana) | 531.34 mi (855.10 km) |
| Glenpool to Smithfield (North Carolina) | 989.37 mi (1,592.24 km) |
| Glenpool to Smithfield (Utah) | 941.07 mi (1,514.50 km) |
| Glenpool to Smithville (Missouri) | 250.42 mi (403.01 km) |
