| Sanford to Silver Firs (Washington) | 2,536.11 mi (4,081.47 km) |
| Sanford to Silver Spring (Maryland) | 746.44 mi (1,201.29 km) |
| Sanford to Silver Springs Shores (Florida) | 49.97 mi (80.42 km) |
| Sanford to Silverdale (Washington) | 2,556.16 mi (4,113.75 km) |
| Sanford to Silverton (Oregon) | 2,516.80 mi (4,050.40 km) |
| Sanford to Simi Valley (California) | 2,226.47 mi (3,583.15 km) |
| Sanford to Simpsonville (South Carolina) | 414.41 mi (666.92 km) |
| Sanford to Sioux City (Iowa) | 1,267.66 mi (2,040.10 km) |
| Sanford to Sioux Falls (South Dakota) | 1,330.27 mi (2,140.87 km) |
| Sanford to Skokie (Illinois) | 984.22 mi (1,583.95 km) |
| Sanford to Sleepy Hollow (New York) | 947.02 mi (1,524.08 km) |
| Sanford to Slidell (Louisiana) | 521.63 mi (839.49 km) |
| Sanford to Smithfield (North Carolina) | 495.05 mi (796.71 km) |
| Sanford to Smithfield (Utah) | 1,929.59 mi (3,105.37 km) |
| Sanford to Smithville (Missouri) | 1,054.04 mi (1,696.31 km) |
