| Postal Codes in Datong Lake Management District, Yiyang City (益阳市大通湖管理区) |
|---|
| Ziyang (资阳区) |
| Yuanjiang (沅江市) |
| Taojiang (桃江县) |
| Nan (南县) |
| Hunan Yiyang High-tech Industrial Park (湖南益阳高新技术产业园区) |
| Heshan (赫山区) |
| Datong Lake Management District, Yiyang City (益阳市大通湖管理区) |
| Anhua (安化县) |