| Castelo Branco to Adwick le Street | 995.04 mi (1,601.36 km) |
| Castelo Branco to Ainsdale | 975.14 mi (1,569.33 km) |
| Castelo Branco to Airdrie | 1,120.07 mi (1,802.59 km) |
| Castelo Branco to Aldenham | 887.61 mi (1,428.47 km) |
| Castelo Branco to Aldershot | 853.65 mi (1,373.81 km) |
| Castelo Branco to Aldridge | 922.38 mi (1,484.43 km) |
| Castelo Branco to Alfreton | 961.83 mi (1,547.92 km) |
| Castelo Branco to Allestree | 950.91 mi (1,530.34 km) |
| Castelo Branco to Alloa | 1,138.74 mi (1,832.63 km) |
| Castelo Branco to Almondbury | 991.99 mi (1,596.46 km) |
| Castelo Branco to Alsager | 949.62 mi (1,528.27 km) |
| Castelo Branco to Alton | 843.57 mi (1,357.60 km) |
| Castelo Branco to Altrincham | 968.06 mi (1,557.94 km) |
| Castelo Branco to Amblecote | 909.57 mi (1,463.82 km) |
| Castelo Branco to Amersham | 883.40 mi (1,421.69 km) |
