| Grayslake to Sinop | 5,620.78 mi (9,045.78 km) |
| Grayslake to Siran | 5,847.45 mi (9,410.57 km) |
| Grayslake to Sirnak | 6,101.51 mi (9,819.42 km) |
| Grayslake to Sirvan | 6,057.22 mi (9,748.15 km) |
| Grayslake to Sivas | 5,804.69 mi (9,341.74 km) |
| Grayslake to Sivasli | 5,622.25 mi (9,048.14 km) |
| Grayslake to Siverek | 5,989.55 mi (9,639.25 km) |
| Grayslake to Sivrice | 5,950.48 mi (9,576.38 km) |
| Grayslake to Sivrihisar | 5,637.18 mi (9,072.17 km) |
| Grayslake to Sogut | 5,560.28 mi (8,948.41 km) |
| Grayslake to Sogutlu | 5,525.01 mi (8,891.64 km) |
| Grayslake to Soke | 5,577.19 mi (8,975.61 km) |
| Grayslake to Solhan | 5,975.84 mi (9,617.19 km) |
| Grayslake to Soma | 5,511.33 mi (8,869.63 km) |
| Grayslake to Sorgun | 5,741.48 mi (9,240.01 km) |
