| Harlau to Aberbargoed | 1,371.90 mi (2,207.86 km) |
| Harlau to Aberdare | 1,381.37 mi (2,223.10 km) |
| Harlau to Aberdeen | 1,383.39 mi (2,226.36 km) |
| Harlau to Abergavenny | 1,363.15 mi (2,193.77 km) |
| Harlau to Abergele | 1,391.60 mi (2,239.56 km) |
| Harlau to Abertawe | 1,403.01 mi (2,257.93 km) |
| Harlau to Abertillery | 1,367.90 mi (2,201.42 km) |
| Harlau to Aberystwyth | 1,409.24 mi (2,267.96 km) |
| Harlau to Abingdon | 1,288.73 mi (2,074.00 km) |
| Harlau to Abram | 1,352.35 mi (2,176.40 km) |
| Harlau to Accrington | 1,345.15 mi (2,164.81 km) |
| Harlau to Acomb | 1,297.10 mi (2,087.48 km) |
| Harlau to Acton | 1,244.90 mi (2,003.48 km) |
| Harlau to Addlestone | 1,253.99 mi (2,018.10 km) |
| Harlau to Adel | 1,314.50 mi (2,115.49 km) |
