| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Thôn 1, Yên Bái) | 323792 |
| Postal/ZIP Codes in Thôn 10, Yên Bái) | 323801 |
| Postal/ZIP Codes in Thôn 11, Yên Bái) | 323802 |
| Postal/ZIP Codes in Thôn 2, Yên Bái) | 323793 |
| Postal/ZIP Codes in Thôn 3, Yên Bái) | 323794 |
| Postal/ZIP Codes in Thôn 4, Yên Bái) | 323795 |
| Postal/ZIP Codes in Thôn 5, Yên Bái) | 323796 |
| Postal/ZIP Codes in Thôn 6, Yên Bái) | 323797 |
| Postal/ZIP Codes in Thôn 7, Yên Bái) | 323798 |
| Postal/ZIP Codes in Thôn 8, Yên Bái) | 323799 |
| Postal/ZIP Codes in Thôn 9, Yên Bái) | 323800 |