| Ada to Aberbargoed | 1,133.37 mi (1,823.99 km) |
| Ada to Aberdare | 1,142.87 mi (1,839.27 km) |
| Ada to Aberdeen | 1,227.63 mi (1,975.68 km) |
| Ada to Abergavenny | 1,126.56 mi (1,813.02 km) |
| Ada to Abergele | 1,174.70 mi (1,890.50 km) |
| Ada to Abertawe | 1,162.81 mi (1,871.37 km) |
| Ada to Abertillery | 1,129.91 mi (1,818.42 km) |
| Ada to Aberystwyth | 1,179.63 mi (1,898.43 km) |
| Ada to Abingdon | 1,051.90 mi (1,692.86 km) |
| Ada to Abram | 1,140.48 mi (1,835.42 km) |
| Ada to Accrington | 1,137.36 mi (1,830.41 km) |
| Ada to Acomb | 1,095.25 mi (1,762.63 km) |
| Ada to Acton | 1,007.17 mi (1,620.89 km) |
| Ada to Addlestone | 1,013.80 mi (1,631.56 km) |
| Ada to Adel | 1,109.89 mi (1,786.19 km) |
