| Somero to Siran | 1,561.65 mi (2,513.23 km) |
| Somero to Sirnak | 1,797.57 mi (2,892.91 km) |
| Somero to Sirvan | 1,754.04 mi (2,822.86 km) |
| Somero to Sivas | 1,554.48 mi (2,501.70 km) |
| Somero to Sivasli | 1,553.57 mi (2,500.23 km) |
| Somero to Siverek | 1,724.14 mi (2,774.73 km) |
| Somero to Sivrice | 1,678.45 mi (2,701.20 km) |
| Somero to Sivrihisar | 1,503.69 mi (2,419.95 km) |
| Somero to Sogut | 1,452.61 mi (2,337.74 km) |
| Somero to Sogutlu | 1,395.17 mi (2,245.31 km) |
| Somero to Soke | 1,590.11 mi (2,559.04 km) |
| Somero to Solhan | 1,676.73 mi (2,698.43 km) |
| Somero to Soma | 1,492.16 mi (2,401.41 km) |
| Somero to Sorgun | 1,522.87 mi (2,450.82 km) |
| Somero to Suhut | 1,557.17 mi (2,506.02 km) |
