| Silver Spring to Aberaman | 3,520.33 mi (5,665.42 km) |
| Silver Spring to Aberbargoed | 3,528.99 mi (5,679.36 km) |
| Silver Spring to Aberdare | 3,519.59 mi (5,664.24 km) |
| Silver Spring to Aberdeen | 3,476.99 mi (5,595.68 km) |
| Silver Spring to Abergavenny | 3,535.00 mi (5,689.04 km) |
| Silver Spring to Abergele | 3,485.00 mi (5,608.56 km) |
| Silver Spring to Abertawe | 3,500.65 mi (5,633.76 km) |
| Silver Spring to Abertillery | 3,532.20 mi (5,684.53 km) |
| Silver Spring to Aberystwyth | 3,480.42 mi (5,601.20 km) |
| Silver Spring to Abingdon | 3,609.09 mi (5,808.26 km) |
| Silver Spring to Abram | 3,520.32 mi (5,665.40 km) |
| Silver Spring to Accrington | 3,524.67 mi (5,672.40 km) |
| Silver Spring to Acomb | 3,569.45 mi (5,744.47 km) |
| Silver Spring to Acton | 3,653.69 mi (5,880.04 km) |
| Silver Spring to Addlestone | 3,647.87 mi (5,870.67 km) |
