| Omurtag to Aberbargoed | 1,494.94 mi (2,405.87 km) |
| Omurtag to Aberdare | 1,504.43 mi (2,421.15 km) |
| Omurtag to Aberdeen | 1,573.95 mi (2,533.02 km) |
| Omurtag to Abergavenny | 1,488.08 mi (2,394.83 km) |
| Omurtag to Abergele | 1,534.82 mi (2,470.06 km) |
| Omurtag to Abertawe | 1,524.40 mi (2,453.28 km) |
| Omurtag to Abertillery | 1,491.46 mi (2,400.28 km) |
| Omurtag to Aberystwyth | 1,540.90 mi (2,479.83 km) |
| Omurtag to Abingdon | 1,413.37 mi (2,274.61 km) |
| Omurtag to Abram | 1,499.85 mi (2,413.78 km) |
| Omurtag to Accrington | 1,496.11 mi (2,407.75 km) |
| Omurtag to Acomb | 1,452.81 mi (2,338.07 km) |
| Omurtag to Acton | 1,368.65 mi (2,202.62 km) |
| Omurtag to Addlestone | 1,375.35 mi (2,213.41 km) |
| Omurtag to Adel | 1,468.01 mi (2,362.53 km) |
