| Place | Post Code |
|---|---|
| 白阳坡 (Baiyangpo, Dingxi) | 730500 |
| 板桥 (Banqiao, Dingxi) | 730500 |
| 车路 (Chelu, Dingxi) | 730500 |
| 底固 (Digu, Dingxi) | 730500 |
| 方家山 (Fangjiashan, Dingxi) | 730500 |
| 顾家沟 (Gujiagou, Dingxi) | 730500 |
| 红水 (Hongshui, Dingxi) | 730500 |
| 老幼店 (Laoyoudian, Dingxi) | 730500 |
| 辘辘 (Lulu, Dingxi) | 730500 |
| 鹿扎 (Luzha, Dingxi) | 730500 |
| 马场 (Machang, Dingxi) | 730500 |
| 马家沟 (Majiagou, Dingxi) | 730500 |
| 宁宁 (Ningning, Dingxi) | 730500 |
| 西坝 (Xiba, Dingxi) | 730500 |
| 杏林 (Xinglin, Dingxi) | 730500 |
| 杨家台 (Yangjiatai, Dingxi) | 730500 |
| 永光 (Yongguang, Dingxi) | 730500 |
| 永星 (Yongxing, Dingxi) | 730500 |
| 扎路 (Zhalu, Dingxi) | 730500 |
| 支支路 (Zhizhilu, Dingxi) | 730500 |