| Duluth to Zambrow | 4,539.23 mi (7,305.19 km) |
| Duluth to Zamosc | 4,683.53 mi (7,537.42 km) |
| Duluth to Zary | 4,392.25 mi (7,068.64 km) |
| Duluth to Zawiercie | 4,579.74 mi (7,370.38 km) |
| Duluth to Zdunska Wola | 4,511.75 mi (7,260.97 km) |
| Duluth to Zdzieszowice | 4,543.90 mi (7,312.70 km) |
| Duluth to Zgierz | 4,512.98 mi (7,262.93 km) |
| Duluth to Zgorzelec | 4,411.15 mi (7,099.06 km) |
| Duluth to Ziebice | 4,501.14 mi (7,243.88 km) |
| Duluth to Zielona Gora | 4,389.51 mi (7,064.24 km) |
| Duluth to Zielonka | 4,542.05 mi (7,309.72 km) |
| Duluth to Zlocieniec | 4,330.02 mi (6,968.49 km) |
| Duluth to Zlotoryja | 4,440.53 mi (7,146.34 km) |
| Duluth to Zlotow | 4,368.74 mi (7,030.81 km) |
| Duluth to Znin | 4,412.89 mi (7,101.86 km) |
