| Calw to Siran | 1,597.49 mi (2,570.91 km) |
| Calw to Sirnak | 1,848.96 mi (2,975.62 km) |
| Calw to Sirvan | 1,808.08 mi (2,909.82 km) |
| Calw to Sivas | 1,519.68 mi (2,445.70 km) |
| Calw to Sivasli | 1,257.78 mi (2,024.20 km) |
| Calw to Siverek | 1,700.36 mi (2,736.46 km) |
| Calw to Sivrice | 1,672.07 mi (2,690.94 km) |
| Calw to Sivrihisar | 1,293.09 mi (2,081.03 km) |
| Calw to Sogut | 1,211.89 mi (1,950.34 km) |
| Calw to Sogutlu | 1,189.38 mi (1,914.12 km) |
| Calw to Soke | 1,201.85 mi (1,934.19 km) |
| Calw to Solhan | 1,729.41 mi (2,783.22 km) |
| Calw to Soma | 1,141.66 mi (1,837.33 km) |
| Calw to Sorgun | 1,436.57 mi (2,311.94 km) |
| Calw to Suhut | 1,291.09 mi (2,077.80 km) |
