| Heath to Aberaman | 3,694.67 mi (5,946.00 km) |
| Heath to Aberbargoed | 3,703.13 mi (5,959.61 km) |
| Heath to Aberdare | 3,693.89 mi (5,944.73 km) |
| Heath to Aberdeen | 3,621.03 mi (5,827.48 km) |
| Heath to Abergavenny | 3,708.29 mi (5,967.91 km) |
| Heath to Abergele | 3,651.37 mi (5,876.31 km) |
| Heath to Abertawe | 3,675.96 mi (5,915.88 km) |
| Heath to Abertillery | 3,706.08 mi (5,964.35 km) |
| Heath to Aberystwyth | 3,651.79 mi (5,876.98 km) |
| Heath to Abingdon | 3,781.28 mi (6,085.38 km) |
| Heath to Abram | 3,684.52 mi (5,929.66 km) |
| Heath to Accrington | 3,687.36 mi (5,934.24 km) |
| Heath to Acomb | 3,729.85 mi (6,002.61 km) |
| Heath to Acton | 3,825.49 mi (6,156.54 km) |
| Heath to Addlestone | 3,820.63 mi (6,148.71 km) |
