| Canals to Siran | 2,098.85 mi (3,377.78 km) |
| Canals to Sirnak | 2,316.10 mi (3,727.41 km) |
| Canals to Sirvan | 2,283.33 mi (3,674.66 km) |
| Canals to Sivas | 1,994.71 mi (3,210.18 km) |
| Canals to Sivasli | 1,624.42 mi (2,614.24 km) |
| Canals to Siverek | 2,146.14 mi (3,453.89 km) |
| Canals to Sivrice | 2,134.02 mi (3,434.38 km) |
| Canals to Sivrihisar | 1,710.99 mi (2,753.57 km) |
| Canals to Sogut | 1,633.99 mi (2,629.65 km) |
| Canals to Sogutlu | 1,642.86 mi (2,643.92 km) |
| Canals to Soke | 1,513.15 mi (2,435.18 km) |
| Canals to Solhan | 2,216.88 mi (3,567.72 km) |
| Canals to Soma | 1,506.22 mi (2,424.03 km) |
| Canals to Sorgun | 1,898.50 mi (3,055.34 km) |
| Canals to Suhut | 1,669.60 mi (2,686.97 km) |
