| Leek to Sinop | 1,867.82 mi (3,005.97 km) |
| Leek to Siran | 2,109.03 mi (3,394.16 km) |
| Leek to Sirnak | 2,365.03 mi (3,806.14 km) |
| Leek to Sirvan | 2,322.54 mi (3,737.77 km) |
| Leek to Sivas | 2,042.03 mi (3,286.33 km) |
| Leek to Sivasli | 1,808.39 mi (2,910.32 km) |
| Leek to Siverek | 2,226.19 mi (3,582.71 km) |
| Leek to Sivrice | 2,194.07 mi (3,531.01 km) |
| Leek to Sivrihisar | 1,835.29 mi (2,953.61 km) |
| Leek to Sogut | 1,755.42 mi (2,825.08 km) |
| Leek to Sogutlu | 1,727.43 mi (2,780.03 km) |
| Leek to Soke | 1,757.81 mi (2,828.92 km) |
| Leek to Solhan | 2,241.88 mi (3,607.96 km) |
| Leek to Soma | 1,694.49 mi (2,727.02 km) |
| Leek to Sorgun | 1,965.02 mi (3,162.39 km) |
