| Watertown Town to Aberaman | 3,136.02 mi (5,046.94 km) |
| Watertown Town to Aberbargoed | 3,144.69 mi (5,060.89 km) |
| Watertown Town to Aberdare | 3,135.29 mi (5,045.77 km) |
| Watertown Town to Aberdeen | 3,096.72 mi (4,983.69 km) |
| Watertown Town to Abergavenny | 3,150.74 mi (5,070.62 km) |
| Watertown Town to Abergele | 3,101.17 mi (4,990.85 km) |
| Watertown Town to Abertawe | 3,116.33 mi (5,015.25 km) |
| Watertown Town to Abertillery | 3,147.91 mi (5,066.07 km) |
| Watertown Town to Aberystwyth | 3,096.25 mi (4,982.93 km) |
| Watertown Town to Abingdon | 3,224.85 mi (5,189.90 km) |
| Watertown Town to Abram | 3,136.68 mi (5,047.99 km) |
| Watertown Town to Accrington | 3,141.18 mi (5,055.25 km) |
| Watertown Town to Acomb | 3,186.21 mi (5,127.71 km) |
| Watertown Town to Acton | 3,269.46 mi (5,261.69 km) |
| Watertown Town to Addlestone | 3,263.60 mi (5,252.26 km) |
