| San Gwann to Aberbargoed | 1,395.54 mi (2,245.90 km) |
| San Gwann to Aberdare | 1,403.09 mi (2,258.06 km) |
| San Gwann to Aberdeen | 1,655.94 mi (2,664.98 km) |
| San Gwann to Abergavenny | 1,395.44 mi (2,245.75 km) |
| San Gwann to Abergele | 1,484.20 mi (2,388.59 km) |
| San Gwann to Abertawe | 1,414.21 mi (2,275.95 km) |
| San Gwann to Abertillery | 1,394.28 mi (2,243.88 km) |
| San Gwann to Aberystwyth | 1,456.21 mi (2,343.55 km) |
| San Gwann to Abingdon | 1,336.73 mi (2,151.26 km) |
| San Gwann to Abram | 1,468.46 mi (2,363.26 km) |
| San Gwann to Accrington | 1,475.37 mi (2,374.38 km) |
| San Gwann to Acomb | 1,454.67 mi (2,341.07 km) |
| San Gwann to Acton | 1,300.37 mi (2,092.74 km) |
| San Gwann to Addlestone | 1,298.84 mi (2,090.29 km) |
| San Gwann to Adel | 1,460.36 mi (2,350.22 km) |
