| Hertford to Senftenberg | 603.49 mi (971.23 km) |
| Hertford to Siegburg | 321.86 mi (517.98 km) |
| Hertford to Siegen | 354.82 mi (571.03 km) |
| Hertford to Sigmaringen | 485.75 mi (781.74 km) |
| Hertford to Simbach am Inn | 629.13 mi (1,012.48 km) |
| Hertford to Simmerath | 288.10 mi (463.66 km) |
| Hertford to Sindelfingen | 453.74 mi (730.23 km) |
| Hertford to Sinsheim | 430.78 mi (693.27 km) |
| Hertford to Sinzheim | 419.73 mi (675.49 km) |
| Hertford to Sinzig | 328.91 mi (529.34 km) |
| Hertford to Soest | 350.86 mi (564.65 km) |
| Hertford to Solingen | 311.05 mi (500.58 km) |
| Hertford to Soltau | 425.50 mi (684.78 km) |
| Hertford to Sommerda | 483.22 mi (777.66 km) |
| Hertford to Sondershausen | 470.37 mi (756.99 km) |
