| Willoughby to Aberaman | 3,581.13 mi (5,763.27 km) |
| Willoughby to Aberbargoed | 3,589.54 mi (5,776.80 km) |
| Willoughby to Aberdare | 3,580.33 mi (5,761.99 km) |
| Willoughby to Aberdeen | 3,502.25 mi (5,636.32 km) |
| Willoughby to Abergavenny | 3,594.51 mi (5,784.81 km) |
| Willoughby to Abergele | 3,536.26 mi (5,691.06 km) |
| Willoughby to Abertawe | 3,562.63 mi (5,733.50 km) |
| Willoughby to Abertillery | 3,592.42 mi (5,781.45 km) |
| Willoughby to Aberystwyth | 3,537.66 mi (5,693.31 km) |
| Willoughby to Abingdon | 3,667.23 mi (5,901.83 km) |
| Willoughby to Abram | 3,568.98 mi (5,743.72 km) |
| Willoughby to Accrington | 3,571.55 mi (5,747.85 km) |
| Willoughby to Acomb | 3,613.59 mi (5,815.52 km) |
| Willoughby to Acton | 3,711.33 mi (5,972.81 km) |
| Willoughby to Addlestone | 3,706.66 mi (5,965.30 km) |
