| Efkarpia to Silver Firs (Washington) | 5,956.37 mi (9,585.85 km) |
| Efkarpia to Silver Spring (Maryland) | 4,978.00 mi (8,011.31 km) |
| Efkarpia to Silver Springs Shores (Florida) | 5,638.05 mi (9,073.56 km) |
| Efkarpia to Silverdale (Washington) | 5,979.35 mi (9,622.84 km) |
| Efkarpia to Silverton (Oregon) | 6,147.67 mi (9,893.72 km) |
| Efkarpia to Simi Valley (California) | 6,713.66 mi (10,804.60 km) |
| Efkarpia to Simpsonville (South Carolina) | 5,389.36 mi (8,673.34 km) |
| Efkarpia to Sioux City (Iowa) | 5,556.59 mi (8,942.47 km) |
| Efkarpia to Sioux Falls (South Dakota) | 5,514.59 mi (8,874.88 km) |
| Efkarpia to Skokie (Illinois) | 5,269.12 mi (8,479.82 km) |
| Efkarpia to Sleepy Hollow (New York) | 4,758.03 mi (7,657.31 km) |
| Efkarpia to Slidell (Louisiana) | 5,918.28 mi (9,524.55 km) |
| Efkarpia to Smithfield (North Carolina) | 5,186.48 mi (8,346.83 km) |
| Efkarpia to Smithfield (Utah) | 6,072.54 mi (9,772.81 km) |
| Efkarpia to Smithville (Missouri) | 5,650.90 mi (9,094.24 km) |
