| Place | Post Code |
|---|---|
| Kaivirya, Tseikuru | 90400 |
| Kaningo, Tseikuru | 90400 |
| Kasyathyuni, Tseikuru | 90400 |
| Kathiani, Tseikuru | 90400 |
| Kitovoto, Tseikuru | 90400 |
| Kyandani, Tseikuru | 90400 |
| Kyenini, Tseikuru | 90400 |
| Ngalange, Tseikuru | 90400 |
| Ngereni, Tseikuru | 90400 |
| Ngongoni, Tseikuru | 90400 |
| Nziitu, Tseikuru | 90400 |
| Usueni, Tseikuru | 90400 |
| All postal codes in Mwingi North | |
|---|---|
| Kyuso, Mwingi North | |
| Mumoni, Mwingi North | |
| Ngomeni, Mwingi North | |
| Tharaka, Mwingi North | |
| Tseikuru, Mwingi North | |