| Place | Post Code |
|---|---|
| Kipsing, Oldonyiro | 60300 |
| Lenguruma, Oldonyiro | 60300 |
| Lonkopito, Oldonyiro | 60300 |
| Ol Donyiro, Oldonyiro | 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 | |