| Koksijde to Siran | 1,892.02 mi (3,044.91 km) |
| Koksijde to Sirnak | 2,146.38 mi (3,454.26 km) |
| Koksijde to Sirvan | 2,104.57 mi (3,386.97 km) |
| Koksijde to Sivas | 1,820.02 mi (2,929.03 km) |
| Koksijde to Sivasli | 1,572.43 mi (2,530.59 km) |
| Koksijde to Siverek | 2,002.83 mi (3,223.24 km) |
| Koksijde to Sivrice | 1,972.45 mi (3,174.35 km) |
| Koksijde to Sivrihisar | 1,603.70 mi (2,580.91 km) |
| Koksijde to Sogut | 1,523.10 mi (2,451.20 km) |
| Koksijde to Sogutlu | 1,497.71 mi (2,410.33 km) |
| Koksijde to Soke | 1,518.45 mi (2,443.72 km) |
| Koksijde to Solhan | 2,024.69 mi (3,258.42 km) |
| Koksijde to Soma | 1,457.22 mi (2,345.17 km) |
| Koksijde to Sorgun | 1,740.09 mi (2,800.41 km) |
| Koksijde to Suhut | 1,604.79 mi (2,582.67 km) |
