| Forney to Silver Firs (Washington) | 1,696.46 mi (2,730.18 km) |
| Forney to Silver Spring (Maryland) | 1,167.78 mi (1,879.36 km) |
| Forney to Silver Springs Shores (Florida) | 890.89 mi (1,433.75 km) |
| Forney to Silverdale (Washington) | 1,711.89 mi (2,755.03 km) |
| Forney to Silverton (Oregon) | 1,639.03 mi (2,637.76 km) |
| Forney to Simi Valley (California) | 1,286.26 mi (2,070.03 km) |
| Forney to Simpsonville (South Carolina) | 826.39 mi (1,329.95 km) |
| Forney to Sioux City (Iowa) | 673.80 mi (1,084.38 km) |
| Forney to Sioux Falls (South Dakota) | 746.06 mi (1,200.66 km) |
| Forney to Skokie (Illinois) | 799.63 mi (1,286.88 km) |
| Forney to Sleepy Hollow (New York) | 1,368.91 mi (2,203.05 km) |
| Forney to Slidell (Louisiana) | 427.83 mi (688.52 km) |
| Forney to Smithfield (North Carolina) | 1,051.36 mi (1,692.00 km) |
| Forney to Smithfield (Utah) | 1,050.24 mi (1,690.20 km) |
| Forney to Smithville (Missouri) | 471.12 mi (758.19 km) |
