| Cities | Distance |
|---|---|
| Herdecke to Aberbargoed | 457.95 mi (737.00 km) |
| Herdecke to Aberdare | 467.38 mi (752.17 km) |
| Herdecke to Aberdeen | 552.26 mi (888.78 km) |
| Herdecke to Abergavenny | 448.93 mi (722.49 km) |
| Herdecke to Abergele | 482.17 mi (775.98 km) |
| Herdecke to Abertawe | 489.26 mi (787.38 km) |
| Herdecke to Abertillery | 453.87 mi (730.43 km) |
| Herdecke to Aberystwyth | 495.24 mi (797.02 km) |
| Herdecke to Abingdon | 374.86 mi (603.27 km) |
| Herdecke to Abram | 445.92 mi (717.65 km) |
| Herdecke to Accrington | 441.87 mi (711.13 km) |
| Herdecke to Acomb | 399.31 mi (642.62 km) |
| Herdecke to Acton | 331.62 mi (533.68 km) |
| Herdecke to Addlestone | 341.50 mi (549.59 km) |
| Herdecke to Adel | 413.98 mi (666.23 km) |