| Code | Name | Region |
|---|---|---|
| CNZGO | Zigong | SC |
| CNZYA | Ziyang | SC |
| CNZIY | Ziyuan Pt | GX |
| CNZYG | Zongyang | AH |
| CNZOC | Zoucheng | SD |
| CNZXJ | Zouxiang | 32 |
| CNZNY | Zunyi | GZ |
| CNZYI | Zunyi Xinzhou Apt | GZ |
| CNZQJ | Zhouqujia | AH |
| CNZOS | Zhoushan | ZJ |
| CNZTZ | Zhoutuozi | LN |
| CNZZG | Zhouzhuang | JS |
| CNZHH | Zhuanghe Pt | LN |
| CNZYO | Zhuangyuanao | ZJ |
| CNZHQ | Zhuanqiao | 31 |
| CNZHU | Zhuao | GD |
| CNZCH | Zhucheng | SD |
| CNZEQ | Zhuengadabuqi | NM |
| CNZUH | Zhuhai | GD |
| CNZHJ | Zhuji | ZJ |
| CNZLO | Zhuliao | GD |
| CNZHZ | Zhuozhou | HE |
| CNZUS | Zhushan | GX |
| CNZUT | Zhutan | 32 |
| CNZUY | Zhuyang | CQ |
| CNZZO | Zhuzhou | HN |
| CNZBO | Zibo | SD |
| CNZCU | Zichuan | 37 |
| CNZEL | Zhelin | GD |
| CNZJN | Zhengjiatun | JL |
| CNZPG | Zhengpugang Pt | AH |
| CNZGZ | Zhengzhou | HA |
| CNCGO | Zhengzhou Xinzheng International Apt | HA |
| CNZZZ | Zhengzhoudong Railway Station | HA |
| CNZHI | Zhenhai Pt | ZJ |
| CNZHE | Zhenjiang | JS |
| CNZOU | Zhenzhou | 11 |
| CNZXI | Zhexiang | GZ |
| CNZCG | Zhicheng | HB |
| CNZHC | Zhongcun | SN |
| CNZGC | Zhongguancun | BJ |
| CNZLN | Zhongluotan | GD |
| CNZSN | Zhongshan | GD |
| CNZGA | Zhongshan | GX |
| CNZGT | Zhongtang | GD |
| CNZXN | Zhongxian | CQ |
| CNZXG | Zhongxiang | HB |
| CNZKO | Zhoukou | HA |
| CNZJK | Zhangjiakou | HE |
| CNZJI | Zhangjian | SN |