| Philadelphia to Zambrow | 4,352.58 mi (7,004.80 km) |
| Philadelphia to Zamosc | 4,472.43 mi (7,197.69 km) |
| Philadelphia to Zary | 4,137.16 mi (6,658.12 km) |
| Philadelphia to Zawiercie | 4,337.65 mi (6,980.77 km) |
| Philadelphia to Zdunska Wola | 4,282.28 mi (6,891.66 km) |
| Philadelphia to Zdzieszowice | 4,291.45 mi (6,906.42 km) |
| Philadelphia to Zgierz | 4,290.26 mi (6,904.50 km) |
| Philadelphia to Zgorzelec | 4,147.95 mi (6,675.48 km) |
| Philadelphia to Ziebice | 4,243.65 mi (6,829.50 km) |
| Philadelphia to Zielona Gora | 4,141.40 mi (6,664.94 km) |
| Philadelphia to Zielonka | 4,337.99 mi (6,981.33 km) |
| Philadelphia to Zlocieniec | 4,109.55 mi (6,613.69 km) |
| Philadelphia to Zlotoryja | 4,183.22 mi (6,732.25 km) |
| Philadelphia to Zlotow | 4,152.40 mi (6,682.63 km) |
| Philadelphia to Znin | 4,193.20 mi (6,748.30 km) |
