| River Ridge to Sinop | 6,369.75 mi (10,251.12 km) |
| River Ridge to Siran | 6,604.42 mi (10,628.78 km) |
| River Ridge to Sirnak | 6,861.26 mi (11,042.13 km) |
| River Ridge to Sirvan | 6,817.40 mi (10,971.54 km) |
| River Ridge to Sivas | 6,550.31 mi (10,541.71 km) |
| River Ridge to Sivasli | 6,326.67 mi (10,181.79 km) |
| River Ridge to Siverek | 6,735.88 mi (10,840.35 km) |
| River Ridge to Sivrice | 6,700.11 mi (10,782.79 km) |
| River Ridge to Sivrihisar | 6,356.21 mi (10,229.34 km) |
| River Ridge to Sogut | 6,276.39 mi (10,100.88 km) |
| River Ridge to Sogutlu | 6,247.69 mi (10,054.68 km) |
| River Ridge to Soke | 6,265.74 mi (10,083.73 km) |
| River Ridge to Solhan | 6,735.67 mi (10,840.01 km) |
| River Ridge to Soma | 6,210.23 mi (9,994.40 km) |
| River Ridge to Sorgun | 6,479.25 mi (10,427.35 km) |
