| Prosper to Silver Firs (Washington) | 1,657.62 mi (2,667.68 km) |
| Prosper to Silver Spring (Maryland) | 1,171.05 mi (1,884.62 km) |
| Prosper to Silver Springs Shores (Florida) | 918.84 mi (1,478.74 km) |
| Prosper to Silverdale (Washington) | 1,673.20 mi (2,692.75 km) |
| Prosper to Silverton (Oregon) | 1,601.59 mi (2,577.52 km) |
| Prosper to Simi Valley (California) | 1,259.97 mi (2,027.72 km) |
| Prosper to Simpsonville (South Carolina) | 839.27 mi (1,350.68 km) |
| Prosper to Sioux City (Iowa) | 639.97 mi (1,029.93 km) |
| Prosper to Sioux Falls (South Dakota) | 711.69 mi (1,145.35 km) |
| Prosper to Skokie (Illinois) | 783.62 mi (1,261.12 km) |
| Prosper to Sleepy Hollow (New York) | 1,369.19 mi (2,203.49 km) |
| Prosper to Slidell (Louisiana) | 460.19 mi (740.60 km) |
| Prosper to Smithfield (North Carolina) | 1,062.70 mi (1,710.26 km) |
| Prosper to Smithfield (Utah) | 1,012.29 mi (1,629.13 km) |
| Prosper to Smithville (Missouri) | 442.87 mi (712.73 km) |
