| Sfantu-Gheorghe to Silver Firs (Washington) | 5,677.27 mi (9,136.68 km) |
| Sfantu-Gheorghe to Silver Spring (Maryland) | 4,879.87 mi (7,853.40 km) |
| Sfantu-Gheorghe to Silver Springs Shores (Florida) | 5,569.56 mi (8,963.35 km) |
| Sfantu-Gheorghe to Silverdale (Washington) | 5,699.09 mi (9,171.80 km) |
| Sfantu-Gheorghe to Silverton (Oregon) | 5,872.06 mi (9,450.16 km) |
| Sfantu-Gheorghe to Simi Valley (California) | 6,474.51 mi (10,419.72 km) |
| Sfantu-Gheorghe to Simpsonville (South Carolina) | 5,293.23 mi (8,518.62 km) |
| Sfantu-Gheorghe to Sioux City (Iowa) | 5,375.21 mi (8,650.56 km) |
| Sfantu-Gheorghe to Sioux Falls (South Dakota) | 5,328.05 mi (8,574.66 km) |
| Sfantu-Gheorghe to Skokie (Illinois) | 5,119.26 mi (8,238.65 km) |
| Sfantu-Gheorghe to Sleepy Hollow (New York) | 4,659.59 mi (7,498.88 km) |
| Sfantu-Gheorghe to Slidell (Louisiana) | 5,812.18 mi (9,353.80 km) |
| Sfantu-Gheorghe to Smithfield (North Carolina) | 5,101.30 mi (8,209.75 km) |
| Sfantu-Gheorghe to Smithfield (Utah) | 5,839.93 mi (9,398.46 km) |
| Sfantu-Gheorghe to Smithville (Missouri) | 5,488.10 mi (8,832.25 km) |
