| Merthyr Tudful to Zambrow | 1,078.90 mi (1,736.31 km) |
| Merthyr Tudful to Zamosc | 1,147.97 mi (1,847.48 km) |
| Merthyr Tudful to Zary | 790.81 mi (1,272.69 km) |
| Merthyr Tudful to Zawiercie | 988.22 mi (1,590.38 km) |
| Merthyr Tudful to Zdunska Wola | 953.76 mi (1,534.93 km) |
| Merthyr Tudful to Zdzieszowice | 934.34 mi (1,503.67 km) |
| Merthyr Tudful to Zgierz | 970.09 mi (1,561.20 km) |
| Merthyr Tudful to Zgorzelec | 790.71 mi (1,272.52 km) |
| Merthyr Tudful to Ziebice | 884.84 mi (1,424.01 km) |
| Merthyr Tudful to Zielona Gora | 803.78 mi (1,293.56 km) |
| Merthyr Tudful to Zielonka | 1,038.94 mi (1,672.01 km) |
| Merthyr Tudful to Zlocieniec | 819.73 mi (1,319.23 km) |
| Merthyr Tudful to Zlotoryja | 829.66 mi (1,335.21 km) |
| Merthyr Tudful to Zlotow | 862.06 mi (1,387.35 km) |
| Merthyr Tudful to Znin | 890.72 mi (1,433.47 km) |
