| Riedlingen to Siran | 1,557.43 mi (2,506.44 km) |
| Riedlingen to Sirnak | 1,807.81 mi (2,909.39 km) |
| Riedlingen to Sirvan | 1,767.24 mi (2,844.10 km) |
| Riedlingen to Sivas | 1,477.85 mi (2,378.37 km) |
| Riedlingen to Sivasli | 1,210.24 mi (1,947.69 km) |
| Riedlingen to Siverek | 1,657.68 mi (2,667.78 km) |
| Riedlingen to Sivrice | 1,630.11 mi (2,623.41 km) |
| Riedlingen to Sivrihisar | 1,247.59 mi (2,007.80 km) |
| Riedlingen to Sogut | 1,166.17 mi (1,876.76 km) |
| Riedlingen to Sogutlu | 1,144.92 mi (1,842.57 km) |
| Riedlingen to Soke | 1,152.54 mi (1,854.83 km) |
| Riedlingen to Solhan | 1,689.00 mi (2,718.19 km) |
| Riedlingen to Soma | 1,093.53 mi (1,759.86 km) |
| Riedlingen to Sorgun | 1,393.72 mi (2,242.98 km) |
| Riedlingen to Suhut | 1,244.08 mi (2,002.16 km) |
