| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ijuuk, Nyiro | 20600 |
| Postal/ZIP Codes in Lkayo, Nyiro | 20600 |
| Postal/ZIP Codes in Lkotikal, Nyiro | 20600 |
| Postal/ZIP Codes in Lonjorin, Nyiro | 20600 |
| Postal/ZIP Codes in Losurkoi, Nyiro | 20600 |
| Postal/ZIP Codes in Nakweny, Nyiro | 20600 |
| Postal/ZIP Codes in Parkati, Nyiro | 20600 |
| Postal/ZIP Codes in Simale, Nyiro | 20600 |
| Postal/ZIP Codes in South Horr, Nyiro | 20604 |
| Postal/ZIP Codes in Tuum, Nyiro | 20600 |
| Postal/ZIP Codes in Uaso Rongai, Nyiro | 20600 |