| Keystone to Aberaman | 4,269.09 mi (6,870.44 km) |
| Keystone to Aberbargoed | 4,277.94 mi (6,884.68 km) |
| Keystone to Aberdare | 4,268.44 mi (6,869.38 km) |
| Keystone to Aberdeen | 4,258.36 mi (6,853.16 km) |
| Keystone to Abergavenny | 4,285.00 mi (6,896.05 km) |
| Keystone to Abergele | 4,243.82 mi (6,829.77 km) |
| Keystone to Abertawe | 4,248.36 mi (6,837.07 km) |
| Keystone to Abertillery | 4,281.47 mi (6,890.36 km) |
| Keystone to Aberystwyth | 4,233.29 mi (6,812.83 km) |
| Keystone to Abingdon | 4,359.84 mi (7,016.49 km) |
| Keystone to Abram | 4,281.35 mi (6,890.16 km) |
| Keystone to Accrington | 4,287.35 mi (6,899.83 km) |
| Keystone to Acomb | 4,334.33 mi (6,975.42 km) |
| Keystone to Acton | 4,404.56 mi (7,088.46 km) |
| Keystone to Addlestone | 4,397.58 mi (7,077.22 km) |
