| Simi Valley to Sinop | 6,912.18 mi (11,124.08 km) |
| Simi Valley to Siran | 7,102.59 mi (11,430.51 km) |
| Simi Valley to Sirnak | 7,332.06 mi (11,799.82 km) |
| Simi Valley to Sirvan | 7,289.43 mi (11,731.21 km) |
| Simi Valley to Sivas | 7,093.95 mi (11,416.61 km) |
| Simi Valley to Sivasli | 7,018.83 mi (11,295.72 km) |
| Simi Valley to Siverek | 7,265.56 mi (11,692.79 km) |
| Simi Valley to Sivrice | 7,219.86 mi (11,619.24 km) |
| Simi Valley to Sivrihisar | 7,001.34 mi (11,267.56 km) |
| Simi Valley to Sogut | 6,935.11 mi (11,160.98 km) |
| Simi Valley to Sogutlu | 6,887.01 mi (11,083.57 km) |
| Simi Valley to Soke | 7,007.58 mi (11,277.61 km) |
| Simi Valley to Solhan | 7,214.39 mi (11,610.43 km) |
| Simi Valley to Soma | 6,924.79 mi (11,144.38 km) |
| Simi Valley to Sorgun | 7,054.93 mi (11,353.81 km) |
