| Merthyr Tudful to Yverdon-les-Bains | 566.40 mi (911.53 km) |
| Merthyr Tudful to Zofingen | 592.69 mi (953.85 km) |
| Merthyr Tudful to Zollikon | 615.20 mi (990.07 km) |
| Merthyr Tudful to Zuchwil | 581.69 mi (936.13 km) |
| Merthyr Tudful to Zug | 619.65 mi (997.22 km) |
| Merthyr Tudful to Zurich | 612.51 mi (985.74 km) |
| Merthyr Tudful to Ra's al `Ayn | 2,337.78 mi (3,762.29 km) |
| Merthyr Tudful to Tall Abyad | 2,297.59 mi (3,697.62 km) |
| Merthyr Tudful to Acarlar | 1,783.80 mi (2,870.74 km) |
| Merthyr Tudful to Acigol | 2,029.04 mi (3,265.43 km) |
| Merthyr Tudful to Acipayam | 1,866.83 mi (3,004.37 km) |
| Merthyr Tudful to Adakli | 2,252.29 mi (3,624.71 km) |
| Merthyr Tudful to Adana | 2,131.61 mi (3,430.50 km) |
| Merthyr Tudful to Adilcevaz | 2,366.90 mi (3,809.15 km) |
| Merthyr Tudful to Adiyaman | 2,221.66 mi (3,575.42 km) |
