| Middle River to Zambrow | 4,432.54 mi (7,133.48 km) |
| Middle River to Zamosc | 4,552.99 mi (7,327.32 km) |
| Middle River to Zary | 4,218.31 mi (6,788.71 km) |
| Middle River to Zawiercie | 4,418.69 mi (7,111.19 km) |
| Middle River to Zdunska Wola | 4,363.06 mi (7,021.66 km) |
| Middle River to Zdzieszowice | 4,372.64 mi (7,037.09 km) |
| Middle River to Zgierz | 4,370.91 mi (7,034.31 km) |
| Middle River to Zgorzelec | 4,229.24 mi (6,806.30 km) |
| Middle River to Ziebice | 4,324.90 mi (6,960.25 km) |
| Middle River to Zielona Gora | 4,222.43 mi (6,795.34 km) |
| Middle River to Zielonka | 4,418.31 mi (7,110.58 km) |
| Middle River to Zlocieniec | 4,190.04 mi (6,743.22 km) |
| Middle River to Zlotoryja | 4,264.43 mi (6,862.94 km) |
| Middle River to Zlotow | 4,232.83 mi (6,812.08 km) |
| Middle River to Znin | 4,273.73 mi (6,877.90 km) |
