| Place | Post Code |
|---|---|
| Gacharageni, Kiru | 10200 |
| Kagumoini, Kiru | 10200 |
| Kairo, Kiru | 10200 |
| Kanjama, Kiru | 10200 |
| Kiaguthu, Kiru | 10200 |
| Kiambuthia, Kiru | 10200 |
| Kiamuturi, Kiru | 10200 |
| Kiriaini, Kiru | 10204 |
| Kora, Kiru | 10200 |
| All postal codes in Mathioya | |
|---|---|
| Gitugi, Mathioya | |
| Kamacharia, Mathioya | |
| Kiru, Mathioya | |