| Giessen to Siran | 1,627.81 mi (2,619.70 km) |
| Giessen to Sirnak | 1,882.59 mi (3,029.73 km) |
| Giessen to Sirvan | 1,840.61 mi (2,962.17 km) |
| Giessen to Sivas | 1,557.21 mi (2,506.08 km) |
| Giessen to Sivasli | 1,322.47 mi (2,128.30 km) |
| Giessen to Siverek | 1,740.64 mi (2,801.28 km) |
| Giessen to Sivrice | 1,709.53 mi (2,751.23 km) |
| Giessen to Sivrihisar | 1,347.41 mi (2,168.44 km) |
| Giessen to Sogut | 1,267.66 mi (2,040.11 km) |
| Giessen to Sogutlu | 1,239.54 mi (1,994.85 km) |
| Giessen to Soke | 1,277.30 mi (2,055.61 km) |
| Giessen to Solhan | 1,760.54 mi (2,833.32 km) |
| Giessen to Soma | 1,210.18 mi (1,947.59 km) |
| Giessen to Sorgun | 1,478.59 mi (2,379.57 km) |
| Giessen to Suhut | 1,352.77 mi (2,177.07 km) |
