| Backnang to Sulakyurt | 1,333.10 mi (2,145.42 km) |
| Backnang to Sultanbeyli | 1,110.50 mi (1,787.17 km) |
| Backnang to Sultandagi | 1,297.34 mi (2,087.87 km) |
| Backnang to Sultanhani | 1,405.87 mi (2,262.53 km) |
| Backnang to Sultanhisar | 1,205.43 mi (1,939.95 km) |
| Backnang to Suluova | 1,391.44 mi (2,239.30 km) |
| Backnang to Sumbas | 1,545.94 mi (2,487.95 km) |
| Backnang to Sungurlu | 1,361.50 mi (2,191.13 km) |
| Backnang to Surmene | 1,587.04 mi (2,554.09 km) |
| Backnang to Suruc | 1,668.50 mi (2,685.19 km) |
| Backnang to Susehri | 1,524.37 mi (2,453.24 km) |
| Backnang to Susurluk | 1,110.35 mi (1,786.93 km) |
| Backnang to Susuz | 1,727.73 mi (2,780.52 km) |
| Backnang to Sutculer | 1,335.16 mi (2,148.73 km) |
| Backnang to Talas | 1,472.91 mi (2,370.43 km) |
