| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Basonyagwe, Haydom | 27431 |
| Postal/ZIP Codes in Endaharghadatik, Haydom | 27431 |
| Postal/ZIP Codes in Gidarudagaw, Haydom | 27431 |
| Postal/ZIP Codes in Harar, Haydom | 27431 |
| Postal/ZIP Codes in Haydom, Haydom | 27431 |
| Postal/ZIP Codes in Ng'Wandakw, Haydom | 27431 |