| Silver Spring to Sinop | 5,407.17 mi (8,702.00 km) |
| Silver Spring to Siran | 5,644.25 mi (9,083.54 km) |
| Silver Spring to Sirnak | 5,901.43 mi (9,497.43 km) |
| Silver Spring to Sirvan | 5,857.89 mi (9,427.36 km) |
| Silver Spring to Sivas | 5,586.02 mi (8,989.83 km) |
| Silver Spring to Sivasli | 5,353.29 mi (8,615.29 km) |
| Silver Spring to Siverek | 5,771.31 mi (9,288.03 km) |
| Silver Spring to Sivrice | 5,736.80 mi (9,232.49 km) |
| Silver Spring to Sivrihisar | 5,385.23 mi (8,666.70 km) |
| Silver Spring to Sogut | 5,304.98 mi (8,537.54 km) |
| Silver Spring to Sogutlu | 5,277.69 mi (8,493.62 km) |
| Silver Spring to Soke | 5,290.78 mi (8,514.69 km) |
| Silver Spring to Solhan | 5,776.29 mi (9,296.03 km) |
| Silver Spring to Soma | 5,236.30 mi (8,427.01 km) |
| Silver Spring to Sorgun | 5,512.65 mi (8,871.75 km) |
