| Gelsenkirchen to Sulakyurt | 1,489.94 mi (2,397.82 km) |
| Gelsenkirchen to Sultanbeyli | 1,277.42 mi (2,055.82 km) |
| Gelsenkirchen to Sultandagi | 1,469.53 mi (2,364.98 km) |
| Gelsenkirchen to Sultanhani | 1,572.27 mi (2,530.32 km) |
| Gelsenkirchen to Sultanhisar | 1,389.24 mi (2,235.76 km) |
| Gelsenkirchen to Suluova | 1,538.65 mi (2,476.22 km) |
| Gelsenkirchen to Sumbas | 1,708.38 mi (2,749.37 km) |
| Gelsenkirchen to Sungurlu | 1,516.28 mi (2,440.21 km) |
| Gelsenkirchen to Surmene | 1,720.79 mi (2,769.34 km) |
| Gelsenkirchen to Suruc | 1,825.98 mi (2,938.63 km) |
| Gelsenkirchen to Susehri | 1,667.98 mi (2,684.35 km) |
| Gelsenkirchen to Susurluk | 1,286.19 mi (2,069.93 km) |
| Gelsenkirchen to Susuz | 1,853.95 mi (2,983.64 km) |
| Gelsenkirchen to Sutculer | 1,512.15 mi (2,433.57 km) |
| Gelsenkirchen to Talas | 1,631.34 mi (2,625.38 km) |
