| Hardenberg to Senftenberg | 322.59 mi (519.16 km) |
| Hardenberg to Siegburg | 124.54 mi (200.43 km) |
| Hardenberg to Siegen | 130.83 mi (210.55 km) |
| Hardenberg to Sigmaringen | 330.04 mi (531.15 km) |
| Hardenberg to Simbach am Inn | 409.16 mi (658.48 km) |
| Hardenberg to Simmerath | 136.57 mi (219.78 km) |
| Hardenberg to Sindelfingen | 286.00 mi (460.27 km) |
| Hardenberg to Sinsheim | 249.50 mi (401.53 km) |
| Hardenberg to Sinzheim | 271.49 mi (436.93 km) |
| Hardenberg to Sinzig | 142.30 mi (229.02 km) |
| Hardenberg to Soest | 93.54 mi (150.54 km) |
| Hardenberg to Solingen | 98.76 mi (158.93 km) |
| Hardenberg to Soltau | 137.48 mi (221.25 km) |
| Hardenberg to Sommerda | 215.10 mi (346.17 km) |
| Hardenberg to Sondershausen | 198.97 mi (320.22 km) |
