| Richardson to Zambrow | 5,461.69 mi (8,789.74 km) |
| Richardson to Zamosc | 5,598.47 mi (9,009.87 km) |
| Richardson to Zary | 5,287.61 mi (8,509.58 km) |
| Richardson to Zawiercie | 5,481.97 mi (8,822.38 km) |
| Richardson to Zdunska Wola | 5,418.37 mi (8,720.02 km) |
| Richardson to Zdzieszowice | 5,441.65 mi (8,757.49 km) |
| Richardson to Zgierz | 5,422.19 mi (8,726.17 km) |
| Richardson to Zgorzelec | 5,303.30 mi (8,534.83 km) |
| Richardson to Ziebice | 5,396.45 mi (8,684.75 km) |
| Richardson to Zielona Gora | 5,287.70 mi (8,509.73 km) |
| Richardson to Zielonka | 5,458.40 mi (8,784.45 km) |
| Richardson to Zlocieniec | 5,238.51 mi (8,430.57 km) |
| Richardson to Zlotoryja | 5,335.39 mi (8,586.49 km) |
| Richardson to Zlotow | 5,279.12 mi (8,495.93 km) |
| Richardson to Znin | 5,322.39 mi (8,565.56 km) |
