| Cities | Distance |
|---|---|
| Boom to Aberbargoed | 329.85 mi (530.85 km) |
| Boom to Aberdare | 339.38 mi (546.17 km) |
| Boom to Aberdeen | 493.98 mi (794.99 km) |
| Boom to Abergavenny | 321.84 mi (517.96 km) |
| Boom to Abergele | 369.03 mi (593.90 km) |
| Boom to Abertawe | 360.58 mi (580.30 km) |
| Boom to Abertillery | 326.03 mi (524.70 km) |
| Boom to Aberystwyth | 372.63 mi (599.70 km) |
| Boom to Abingdon | 246.92 mi (397.37 km) |
| Boom to Abram | 338.07 mi (544.07 km) |
| Boom to Accrington | 338.13 mi (544.16 km) |
| Boom to Acomb | 304.31 mi (489.74 km) |
| Boom to Acton | 202.50 mi (325.89 km) |
| Boom to Addlestone | 211.04 mi (339.64 km) |
| Boom to Adel | 314.91 mi (506.79 km) |