| Port Huron to Zambrow | 4,446.98 mi (7,156.72 km) |
| Port Huron to Zamosc | 4,578.80 mi (7,368.86 km) |
| Port Huron to Zary | 4,260.26 mi (6,856.23 km) |
| Port Huron to Zawiercie | 4,456.70 mi (7,172.36 km) |
| Port Huron to Zdunska Wola | 4,395.20 mi (7,073.40 km) |
| Port Huron to Zdzieszowice | 4,414.73 mi (7,104.83 km) |
| Port Huron to Zgierz | 4,400.23 mi (7,081.49 km) |
| Port Huron to Zgorzelec | 4,274.78 mi (6,879.60 km) |
| Port Huron to Ziebice | 4,368.77 mi (7,030.86 km) |
| Port Huron to Zielona Gora | 4,261.41 mi (6,858.08 km) |
| Port Huron to Zielonka | 4,440.04 mi (7,145.56 km) |
| Port Huron to Zlocieniec | 4,216.89 mi (6,786.42 km) |
| Port Huron to Zlotoryja | 4,307.73 mi (6,932.62 km) |
| Port Huron to Zlotow | 4,258.28 mi (6,853.03 km) |
| Port Huron to Znin | 4,300.95 mi (6,921.71 km) |
