| Americus to Aberaman | 4,142.10 mi (6,666.06 km) |
| Americus to Aberbargoed | 4,150.81 mi (6,680.09 km) |
| Americus to Aberdare | 4,141.38 mi (6,664.91 km) |
| Americus to Aberdeen | 4,103.62 mi (6,604.14 km) |
| Americus to Abergavenny | 4,157.08 mi (6,690.18 km) |
| Americus to Abergele | 4,108.95 mi (6,612.71 km) |
| Americus to Abertawe | 4,122.14 mi (6,633.95 km) |
| Americus to Abertillery | 4,154.10 mi (6,685.38 km) |
| Americus to Aberystwyth | 4,103.12 mi (6,603.33 km) |
| Americus to Abingdon | 4,231.40 mi (6,809.79 km) |
| Americus to Abram | 4,144.71 mi (6,670.26 km) |
| Americus to Accrington | 4,149.35 mi (6,677.74 km) |
| Americus to Acomb | 4,194.52 mi (6,750.42 km) |
| Americus to Acton | 4,276.07 mi (6,881.67 km) |
| Americus to Addlestone | 4,269.97 mi (6,871.86 km) |
