| Merthyr Tudful to Arapgir | 2,175.72 mi (3,501.49 km) |
| Merthyr Tudful to Ardahan | 2,271.02 mi (3,654.85 km) |
| Merthyr Tudful to Ardesen | 2,194.38 mi (3,531.52 km) |
| Merthyr Tudful to Arhavi | 2,202.32 mi (3,544.29 km) |
| Merthyr Tudful to Aricak | 2,265.76 mi (3,646.39 km) |
| Merthyr Tudful to Armutlu | 1,707.14 mi (2,747.38 km) |
| Merthyr Tudful to Arnavutkoy | 1,675.61 mi (2,696.64 km) |
| Merthyr Tudful to Arpacay | 2,308.34 mi (3,714.91 km) |
| Merthyr Tudful to Arsin | 2,158.98 mi (3,474.54 km) |
| Merthyr Tudful to Arsuz | 2,181.91 mi (3,511.45 km) |
| Merthyr Tudful to Artvin | 2,230.36 mi (3,589.42 km) |
| Merthyr Tudful to Asagicinik | 1,993.38 mi (3,208.03 km) |
| Merthyr Tudful to Asarcik | 1,999.42 mi (3,217.75 km) |
| Merthyr Tudful to Askale | 2,232.97 mi (3,593.62 km) |
| Merthyr Tudful to Aslanapa | 1,806.43 mi (2,907.17 km) |
