| Grottaglie to Siran | 1,139.46 mi (1,833.78 km) |
| Grottaglie to Sirnak | 1,354.62 mi (2,180.05 km) |
| Grottaglie to Sirvan | 1,321.68 mi (2,127.04 km) |
| Grottaglie to Sivas | 1,033.65 mi (1,663.51 km) |
| Grottaglie to Sivasli | 667.61 mi (1,074.41 km) |
| Grottaglie to Siverek | 1,185.18 mi (1,907.37 km) |
| Grottaglie to Sivrice | 1,172.41 mi (1,886.81 km) |
| Grottaglie to Sivrihisar | 749.55 mi (1,206.29 km) |
| Grottaglie to Sogut | 672.36 mi (1,082.05 km) |
| Grottaglie to Sogutlu | 683.25 mi (1,099.58 km) |
| Grottaglie to Soke | 567.76 mi (913.72 km) |
| Grottaglie to Solhan | 1,255.62 mi (2,020.72 km) |
| Grottaglie to Soma | 547.29 mi (880.78 km) |
| Grottaglie to Sorgun | 937.18 mi (1,508.25 km) |
| Grottaglie to Suhut | 711.61 mi (1,145.22 km) |
