| Castellana Grotte to Siran | 1,151.10 mi (1,852.52 km) |
| Castellana Grotte to Sirnak | 1,369.05 mi (2,203.27 km) |
| Castellana Grotte to Sirvan | 1,335.57 mi (2,149.40 km) |
| Castellana Grotte to Sivas | 1,046.42 mi (1,684.05 km) |
| Castellana Grotte to Sivasli | 685.22 mi (1,102.76 km) |
| Castellana Grotte to Siverek | 1,200.27 mi (1,931.65 km) |
| Castellana Grotte to Sivrice | 1,186.55 mi (1,909.57 km) |
| Castellana Grotte to Sivrihisar | 764.33 mi (1,230.07 km) |
| Castellana Grotte to Sogut | 686.24 mi (1,104.40 km) |
| Castellana Grotte to Sogutlu | 694.87 mi (1,118.28 km) |
| Castellana Grotte to Soke | 588.32 mi (946.81 km) |
| Castellana Grotte to Solhan | 1,268.60 mi (2,041.61 km) |
| Castellana Grotte to Soma | 564.31 mi (908.16 km) |
| Castellana Grotte to Sorgun | 950.25 mi (1,529.28 km) |
| Castellana Grotte to Suhut | 728.70 mi (1,172.73 km) |
