| Walnut Creek to Sinop | 6,730.63 mi (10,831.90 km) |
| Walnut Creek to Siran | 6,911.04 mi (11,122.24 km) |
| Walnut Creek to Sirnak | 7,132.77 mi (11,479.08 km) |
| Walnut Creek to Sirvan | 7,090.98 mi (11,411.83 km) |
| Walnut Creek to Sivas | 6,909.79 mi (11,120.23 km) |
| Walnut Creek to Sivasli | 6,861.26 mi (11,042.14 km) |
| Walnut Creek to Siverek | 7,076.49 mi (11,388.52 km) |
| Walnut Creek to Sivrice | 7,029.92 mi (11,313.56 km) |
| Walnut Creek to Sivrihisar | 6,835.72 mi (11,001.02 km) |
| Walnut Creek to Sogut | 6,772.92 mi (10,899.97 km) |
| Walnut Creek to Sogutlu | 6,722.19 mi (10,818.32 km) |
| Walnut Creek to Soke | 6,859.29 mi (11,038.96 km) |
| Walnut Creek to Solhan | 7,018.10 mi (11,294.54 km) |
| Walnut Creek to Soma | 6,772.80 mi (10,899.77 km) |
| Walnut Creek to Sorgun | 6,876.64 mi (11,066.88 km) |
