| District/County in English | District/County in Chinese | Postal Code | Province |
| Xilin Gol League | 锡林郭勒盟 | 026000 |
Inner Mongolia Autonomous Region
|
| Sonid Right Banner | 苏尼特右旗 | 011200 |
Inner Mongolia Autonomous Region
|
| Sonid Left Banner | 苏尼特左旗 | 011300 |
Inner Mongolia Autonomous Region
|
| Abag Banner | 阿巴嘎旗 | 011400 |
Inner Mongolia Autonomous Region
|
| Erenhot City | 二连浩特市 | 012600 |
Inner Mongolia Autonomous Region
|
| Bordered Yellow Banner | 镶黄旗 | 013250 |
Inner Mongolia Autonomous Region
|
| Plain and Bordered White Banner | 正镶白旗 | 013800 |
Inner Mongolia Autonomous Region
|
| Xilinhot City | 锡林浩特市 | 026000 |
Inner Mongolia Autonomous Region
|
| West Ujimqin Banner | 西乌珠穆沁旗 | 026200 |
Inner Mongolia Autonomous Region
|
| East Ujimqin Banner | 东乌珠穆沁旗 | 026300 |
Inner Mongolia Autonomous Region
|
| Taibus Banner | 太仆寺旗 | 027000 |
Inner Mongolia Autonomous Region
|
| Xulun Hoh Banner | 正蓝旗 | 027200 |
Inner Mongolia Autonomous Region
|
| Duolun County | 多伦县 | 027300 |
Inner Mongolia Autonomous Region
|