| Shirley to Silver Firs (Washington) | 4,773.66 mi (7,682.47 km) |
| Shirley to Silver Spring (Maryland) | 3,665.43 mi (5,898.94 km) |
| Shirley to Silver Springs Shores (Florida) | 4,342.20 mi (6,988.09 km) |
| Shirley to Silverdale (Washington) | 4,798.87 mi (7,723.04 km) |
| Shirley to Silverton (Oregon) | 4,954.29 mi (7,973.16 km) |
| Shirley to Simi Valley (California) | 5,452.54 mi (8,775.02 km) |
| Shirley to Simpsonville (South Carolina) | 4,078.06 mi (6,563.00 km) |
| Shirley to Sioux City (Iowa) | 4,249.84 mi (6,839.46 km) |
| Shirley to Sioux Falls (South Dakota) | 4,211.06 mi (6,777.05 km) |
| Shirley to Skokie (Illinois) | 3,951.30 mi (6,359.00 km) |
| Shirley to Sleepy Hollow (New York) | 3,445.08 mi (5,544.32 km) |
| Shirley to Slidell (Louisiana) | 4,603.91 mi (7,409.27 km) |
| Shirley to Smithfield (North Carolina) | 3,880.04 mi (6,244.33 km) |
| Shirley to Smithfield (Utah) | 4,808.60 mi (7,738.69 km) |
| Shirley to Smithville (Missouri) | 4,335.82 mi (6,977.83 km) |
