| Ub to Aberbargoed | 1,179.31 mi (1,897.91 km) |
| Ub to Aberdare | 1,188.72 mi (1,913.05 km) |
| Ub to Aberdeen | 1,296.01 mi (2,085.72 km) |
| Ub to Abergavenny | 1,173.25 mi (1,888.17 km) |
| Ub to Abergele | 1,227.51 mi (1,975.49 km) |
| Ub to Abertawe | 1,207.86 mi (1,943.86 km) |
| Ub to Abertillery | 1,176.07 mi (1,892.70 km) |
| Ub to Aberystwyth | 1,228.25 mi (1,976.69 km) |
| Ub to Abingdon | 1,099.27 mi (1,769.11 km) |
| Ub to Abram | 1,195.15 mi (1,923.41 km) |
| Ub to Accrington | 1,193.29 mi (1,920.41 km) |
| Ub to Acomb | 1,153.30 mi (1,856.05 km) |
| Ub to Acton | 1,054.74 mi (1,697.44 km) |
| Ub to Addlestone | 1,060.40 mi (1,706.55 km) |
| Ub to Adel | 1,167.00 mi (1,878.11 km) |
