| Backnang to Siegburg | 162.01 mi (260.74 km) |
| Backnang to Siegen | 147.87 mi (237.97 km) |
| Backnang to Sigmaringen | 60.20 mi (96.89 km) |
| Backnang to Simbach am Inn | 170.41 mi (274.26 km) |
| Backnang to Simmerath | 180.45 mi (290.40 km) |
| Backnang to Sindelfingen | 25.26 mi (40.65 km) |
| Backnang to Sinsheim | 32.45 mi (52.22 km) |
| Backnang to Sinzheim | 58.85 mi (94.70 km) |
| Backnang to Sinzig | 147.18 mi (236.87 km) |
| Backnang to Soest | 190.50 mi (306.58 km) |
| Backnang to Solingen | 185.39 mi (298.35 km) |
| Backnang to Soltau | 279.47 mi (449.77 km) |
| Backnang to Sommerda | 170.35 mi (274.16 km) |
| Backnang to Sondershausen | 178.89 mi (287.90 km) |
| Backnang to Sonneberg | 124.24 mi (199.94 km) |
