| Cities | Distance |
|---|---|
| Herdecke to Ahrensfelde | 273.58 mi (440.29 km) |
| Herdecke to Aich | 207.92 mi (334.61 km) |
| Herdecke to Aichach | 261.91 mi (421.50 km) |
| Herdecke to Aidlingen | 198.88 mi (320.07 km) |
| Herdecke to Ainring | 349.37 mi (562.25 km) |
| Herdecke to Albstadt | 231.40 mi (372.40 km) |
| Herdecke to Aldenhoven | 60.82 mi (97.88 km) |
| Herdecke to Alfeld | 110.28 mi (177.48 km) |
| Herdecke to Alfter | 49.46 mi (79.60 km) |
| Herdecke to Alpen | 41.42 mi (66.66 km) |
| Herdecke to Alsbach-Hahnlein | 125.92 mi (202.65 km) |
| Herdecke to Alsdorf | 65.49 mi (105.40 km) |
| Herdecke to Alsfeld | 91.51 mi (147.27 km) |
| Herdecke to Altdorf | 285.58 mi (459.60 km) |
| Herdecke to Altena | 12.21 mi (19.66 km) |