| Gresham to Sinop | 6,233.47 mi (10,031.80 km) |
| Gresham to Siran | 6,407.14 mi (10,311.30 km) |
| Gresham to Sirnak | 6,624.06 mi (10,660.40 km) |
| Gresham to Sirvan | 6,582.80 mi (10,593.99 km) |
| Gresham to Sivas | 6,410.50 mi (10,316.71 km) |
| Gresham to Sivasli | 6,381.23 mi (10,269.60 km) |
| Gresham to Siverek | 6,573.77 mi (10,579.47 km) |
| Gresham to Sivrice | 6,526.76 mi (10,503.80 km) |
| Gresham to Sivrihisar | 6,349.57 mi (10,218.64 km) |
| Gresham to Sogut | 6,289.58 mi (10,122.10 km) |
| Gresham to Sogutlu | 6,236.99 mi (10,037.46 km) |
| Gresham to Soke | 6,386.78 mi (10,278.54 km) |
| Gresham to Solhan | 6,511.25 mi (10,478.85 km) |
| Gresham to Soma | 6,297.56 mi (10,134.94 km) |
| Gresham to Sorgun | 6,381.32 mi (10,269.74 km) |
