| Quattro Castella to Siran | 1,485.80 mi (2,391.16 km) |
| Quattro Castella to Sirnak | 1,724.78 mi (2,775.77 km) |
| Quattro Castella to Sirvan | 1,687.07 mi (2,715.07 km) |
| Quattro Castella to Sivas | 1,393.62 mi (2,242.81 km) |
| Quattro Castella to Sivasli | 1,077.20 mi (1,733.59 km) |
| Quattro Castella to Siverek | 1,564.11 mi (2,517.20 km) |
| Quattro Castella to Sivrice | 1,542.68 mi (2,482.71 km) |
| Quattro Castella to Sivrihisar | 1,135.17 mi (1,826.87 km) |
| Quattro Castella to Sogut | 1,053.28 mi (1,695.09 km) |
| Quattro Castella to Sogutlu | 1,044.62 mi (1,681.15 km) |
| Quattro Castella to Soke | 998.33 mi (1,606.66 km) |
| Quattro Castella to Solhan | 1,613.02 mi (2,595.91 km) |
| Quattro Castella to Soma | 955.95 mi (1,538.46 km) |
| Quattro Castella to Sorgun | 1,302.49 mi (2,096.16 km) |
| Quattro Castella to Suhut | 1,116.40 mi (1,796.67 km) |
