Z
| Zabol (IR) | Zarafshon (UZ) | Zhoushan (CN) |
| Zacatecas (MX) | Zaragoza (ES) | Zhuhai (CN) |
| Zadar (HR) | Zaysan (KZ) | Zielona Góra (PL) |
| Zagreb (HR) | Zhangjiajie (CN) | Zinder (NE) |
| Zahedan (IR) | Zhanjiang (CN) | Zürich (CH) |
| Zakynthos (GR) | Zhaotong (CN) | Zweibrücken (DE) |
| Zamboanga (PH) | Zhengzhou (CN) | |
| Zanzibar (TZ) | Zhijiang (CN) |