| Miercurea-Ciuc to Silver Firs (Washington) | 5,645.55 mi (9,085.63 km) |
| Miercurea-Ciuc to Silver Spring (Maryland) | 4,860.05 mi (7,821.49 km) |
| Miercurea-Ciuc to Silver Springs Shores (Florida) | 5,551.73 mi (8,934.65 km) |
| Miercurea-Ciuc to Silverdale (Washington) | 5,667.31 mi (9,120.66 km) |
| Miercurea-Ciuc to Silverton (Oregon) | 5,840.49 mi (9,399.36 km) |
| Miercurea-Ciuc to Simi Valley (California) | 6,444.79 mi (10,371.89 km) |
| Miercurea-Ciuc to Simpsonville (South Carolina) | 5,273.39 mi (8,486.70 km) |
| Miercurea-Ciuc to Sioux City (Iowa) | 5,349.29 mi (8,608.85 km) |
| Miercurea-Ciuc to Sioux Falls (South Dakota) | 5,301.80 mi (8,532.42 km) |
| Miercurea-Ciuc to Skokie (Illinois) | 5,095.57 mi (8,200.53 km) |
| Miercurea-Ciuc to Sleepy Hollow (New York) | 4,639.83 mi (7,467.08 km) |
| Miercurea-Ciuc to Slidell (Louisiana) | 5,791.41 mi (9,320.38 km) |
| Miercurea-Ciuc to Smithfield (North Carolina) | 5,082.37 mi (8,179.29 km) |
| Miercurea-Ciuc to Smithfield (Utah) | 5,810.70 mi (9,351.42 km) |
| Miercurea-Ciuc to Smithville (Missouri) | 5,463.40 mi (8,792.50 km) |
