| Place | Post Code |
|---|---|
| Bulto Bonsa, Cherab | 60300 |
| Duma, Cherab | 60300 |
| Korbesa, Cherab | 60300 |
| Malkagalla, Cherab | 60300 |
| Mata Arba, Cherab | 60300 |
| Merti, Cherab | 60303 |
| Merti North, Cherab | 60303 |
| Merti South, Cherab | 60303 |
| Urura, Cherab | 60300 |
| Yamicha, Cherab | 60300 |
| All postal codes in Isiolo North | |
|---|---|
| Bulla Pesa, Isiolo North | |
| Burat, Isiolo North | |
| Chari, Isiolo North | |
| Cherab, Isiolo North | |
| Isiolo North, Isiolo North | |
| Oldonyiro, Isiolo North | |
| Wabera, Isiolo North | |