| Castelleone to Aberbargoed | 739.21 mi (1,189.65 km) |
| Castelleone to Aberdare | 747.87 mi (1,203.58 km) |
| Castelleone to Aberdeen | 963.75 mi (1,551.00 km) |
| Castelleone to Abergavenny | 736.39 mi (1,185.11 km) |
| Castelleone to Abergele | 813.58 mi (1,309.32 km) |
| Castelleone to Abertawe | 763.19 mi (1,228.24 km) |
| Castelleone to Abertillery | 737.00 mi (1,186.09 km) |
| Castelleone to Aberystwyth | 796.41 mi (1,281.69 km) |
| Castelleone to Abingdon | 669.26 mi (1,077.06 km) |
| Castelleone to Abram | 791.75 mi (1,274.20 km) |
| Castelleone to Accrington | 796.12 mi (1,281.22 km) |
| Castelleone to Acomb | 769.83 mi (1,238.93 km) |
| Castelleone to Acton | 628.47 mi (1,011.43 km) |
| Castelleone to Addlestone | 629.68 mi (1,013.37 km) |
| Castelleone to Adel | 777.63 mi (1,251.48 km) |
