| Place | Postal Code |
|---|---|
| Gikandu, Mbiri | 10200 |
| Githuri, Mbiri | 10200 |
| Kambirwa, Mbiri | 10200 |
| Maragi, Mbiri | 10200 |
| Mbiri, Mbiri | 10233 |
| Mirira, Mbiri | 10200 |
| Muchungucha, Mbiri | 10200 |
| Postal Codes in Kiharu | |
|---|---|
| Gaturi, Kiharu | |
| Mbiri, Kiharu | |
| Mugoiri, Kiharu | |
| Murarandia, Kiharu | |
| Township G, Kiharu | |
| Wangu, Kiharu | |