| Hertford to Bad Mergentheim | 459.10 mi (738.84 km) |
| Hertford to Bad Munder am Deister | 406.60 mi (654.36 km) |
| Hertford to Bad Munstereifel | 308.51 mi (496.50 km) |
| Hertford to Bad Nauheim | 395.41 mi (636.35 km) |
| Hertford to Bad Nenndorf | 403.08 mi (648.69 km) |
| Hertford to Bad Neuenahr-Ahrweiler | 323.15 mi (520.05 km) |
| Hertford to Bad Neustadt | 458.05 mi (737.16 km) |
| Hertford to Bad Oeynhausen | 378.43 mi (609.02 km) |
| Hertford to Bad Oldesloe | 457.73 mi (736.64 km) |
| Hertford to Bad Orb | 423.81 mi (682.06 km) |
| Hertford to Bad Pyrmont | 398.25 mi (640.92 km) |
| Hertford to Bad Rappenau | 439.99 mi (708.09 km) |
| Hertford to Bad Reichenhall | 641.79 mi (1,032.86 km) |
| Hertford to Bad Sackingen | 463.14 mi (745.35 km) |
| Hertford to Bad Salzdetfurth | 429.78 mi (691.67 km) |
