| Koekelberg to Siran | 1,817.13 mi (2,924.39 km) |
| Koekelberg to Sirnak | 2,071.43 mi (3,333.65 km) |
| Koekelberg to Sirvan | 2,029.64 mi (3,266.39 km) |
| Koekelberg to Sivas | 1,745.05 mi (2,808.38 km) |
| Koekelberg to Sivasli | 1,499.00 mi (2,412.40 km) |
| Koekelberg to Siverek | 1,927.88 mi (3,102.62 km) |
| Koekelberg to Sivrice | 1,897.48 mi (3,053.69 km) |
| Koekelberg to Sivrihisar | 1,529.33 mi (2,461.21 km) |
| Koekelberg to Sogut | 1,448.83 mi (2,331.67 km) |
| Koekelberg to Sogutlu | 1,423.09 mi (2,290.24 km) |
| Koekelberg to Soke | 1,446.53 mi (2,327.96 km) |
| Koekelberg to Solhan | 1,949.79 mi (3,137.88 km) |
| Koekelberg to Soma | 1,384.23 mi (2,227.71 km) |
| Koekelberg to Sorgun | 1,665.17 mi (2,679.84 km) |
| Koekelberg to Suhut | 1,531.04 mi (2,463.97 km) |
