| Harmanli to Aberbargoed | 1,519.69 mi (2,445.70 km) |
| Harmanli to Aberdare | 1,529.12 mi (2,460.89 km) |
| Harmanli to Aberdeen | 1,617.60 mi (2,603.28 km) |
| Harmanli to Abergavenny | 1,513.42 mi (2,435.61 km) |
| Harmanli to Abergele | 1,565.05 mi (2,518.71 km) |
| Harmanli to Abertawe | 1,548.47 mi (2,492.03 km) |
| Harmanli to Abertillery | 1,516.39 mi (2,440.39 km) |
| Harmanli to Aberystwyth | 1,567.79 mi (2,523.11 km) |
| Harmanli to Abingdon | 1,439.18 mi (2,316.13 km) |
| Harmanli to Abram | 1,531.52 mi (2,464.75 km) |
| Harmanli to Accrington | 1,528.79 mi (2,460.35 km) |
| Harmanli to Acomb | 1,487.12 mi (2,393.29 km) |
| Harmanli to Acton | 1,394.55 mi (2,244.31 km) |
| Harmanli to Addlestone | 1,400.53 mi (2,253.93 km) |
| Harmanli to Adel | 1,501.59 mi (2,416.58 km) |
