| Alvin to Silver Firs (Washington) | 1,913.78 mi (3,079.93 km) |
| Alvin to Silver Spring (Maryland) | 1,234.05 mi (1,986.01 km) |
| Alvin to Silver Springs Shores (Florida) | 800.30 mi (1,287.95 km) |
| Alvin to Silverdale (Washington) | 1,927.73 mi (3,102.38 km) |
| Alvin to Silverton (Oregon) | 1,843.29 mi (2,966.49 km) |
| Alvin to Simi Valley (California) | 1,414.10 mi (2,275.77 km) |
| Alvin to Simpsonville (South Carolina) | 846.97 mi (1,363.07 km) |
| Alvin to Sioux City (Iowa) | 907.77 mi (1,460.92 km) |
| Alvin to Sioux Falls (South Dakota) | 981.05 mi (1,578.84 km) |
| Alvin to Skokie (Illinois) | 970.27 mi (1,561.49 km) |
| Alvin to Sleepy Hollow (New York) | 1,448.12 mi (2,330.53 km) |
| Alvin to Slidell (Louisiana) | 336.08 mi (540.87 km) |
| Alvin to Smithfield (North Carolina) | 1,072.87 mi (1,726.62 km) |
| Alvin to Smithfield (Utah) | 1,261.53 mi (2,030.23 km) |
| Alvin to Smithville (Missouri) | 692.47 mi (1,114.42 km) |
