| Postojna to Silver Firs (Washington) | 5,450.54 mi (8,771.79 km) |
| Postojna to Silver Spring (Maryland) | 4,417.74 mi (7,109.66 km) |
| Postojna to Silver Springs Shores (Florida) | 5,084.44 mi (8,182.61 km) |
| Postojna to Silverdale (Washington) | 5,474.51 mi (8,810.37 km) |
| Postojna to Silverton (Oregon) | 5,637.90 mi (9,073.32 km) |
| Postojna to Simi Valley (California) | 6,176.24 mi (9,939.69 km) |
| Postojna to Simpsonville (South Carolina) | 4,829.65 mi (7,772.57 km) |
| Postojna to Sioux City (Iowa) | 4,999.19 mi (8,045.42 km) |
| Postojna to Sioux Falls (South Dakota) | 4,958.49 mi (7,979.92 km) |
| Postojna to Skokie (Illinois) | 4,707.12 mi (7,575.37 km) |
| Postojna to Sleepy Hollow (New York) | 4,197.59 mi (6,755.37 km) |
| Postojna to Slidell (Louisiana) | 5,357.46 mi (8,621.99 km) |
| Postojna to Smithfield (North Carolina) | 4,628.58 mi (7,448.98 km) |
| Postojna to Smithfield (Utah) | 5,533.16 mi (8,904.77 km) |
| Postojna to Smithville (Missouri) | 5,090.07 mi (8,191.68 km) |
