| Cities | Distance |
|---|---|
| Heerlen to Aberbargoed | 401.52 mi (646.18 km) |
| Heerlen to Aberdare | 411.04 mi (661.50 km) |
| Heerlen to Aberdeen | 542.76 mi (873.49 km) |
| Heerlen to Abergavenny | 393.48 mi (633.25 km) |
| Heerlen to Abergele | 438.09 mi (705.05 km) |
| Heerlen to Abertawe | 432.22 mi (695.60 km) |
| Heerlen to Abertillery | 397.69 mi (640.02 km) |
| Heerlen to Aberystwyth | 443.84 mi (714.29 km) |
| Heerlen to Abingdon | 318.57 mi (512.69 km) |
| Heerlen to Abram | 405.43 mi (652.48 km) |
| Heerlen to Accrington | 404.12 mi (650.37 km) |
| Heerlen to Acomb | 366.86 mi (590.40 km) |
| Heerlen to Acton | 274.16 mi (441.22 km) |
| Heerlen to Addlestone | 282.62 mi (454.83 km) |
| Heerlen to Adel | 379.09 mi (610.08 km) |