| Oak Ridge to Aberaman | 3,957.54 mi (6,369.05 km) |
| Oak Ridge to Aberbargoed | 3,966.12 mi (6,382.86 km) |
| Oak Ridge to Aberdare | 3,956.79 mi (6,367.83 km) |
| Oak Ridge to Aberdeen | 3,898.37 mi (6,273.82 km) |
| Oak Ridge to Abergavenny | 3,971.76 mi (6,391.93 km) |
| Oak Ridge to Abergele | 3,918.50 mi (6,306.21 km) |
| Oak Ridge to Abertawe | 3,938.28 mi (6,338.04 km) |
| Oak Ridge to Abertillery | 3,969.22 mi (6,387.84 km) |
| Oak Ridge to Aberystwyth | 3,916.27 mi (6,302.63 km) |
| Oak Ridge to Abingdon | 4,045.41 mi (6,510.45 km) |
| Oak Ridge to Abram | 3,952.78 mi (6,361.38 km) |
| Oak Ridge to Accrington | 3,956.38 mi (6,367.18 km) |
| Oak Ridge to Acomb | 4,000.02 mi (6,437.41 km) |
| Oak Ridge to Acton | 4,089.87 mi (6,582.00 km) |
| Oak Ridge to Addlestone | 4,084.47 mi (6,573.32 km) |
