| Place | Post Code |
|---|---|
| Gachuiro, Kirimukuyu | 10100 |
| Kiria, Kirimukuyu | 10100 |
| Mbogoini, Kirimukuyu | 10100 |
| Mutathini, Kirimukuyu | 10100 |
| Ngaini, Kirimukuyu | 10100 |
| Ngandu, Kirimukuyu | 10100 |
| Thaithi, Kirimukuyu | 10100 |
| Thiu, Kirimukuyu | 10100 |
| All postal codes in Mathira | |
|---|---|
| Iriaini, Mathira | |
| Karatina Town, Mathira | |
| Kirimukuyu, Mathira | |
| Konyu, Mathira | |
| Magutu, Mathira | |
| Ruguru, Mathira | |