| Place | Post Code |
|---|---|
| Kalwa, Ngomeni | 90400 |
| Kamusiliu, Ngomeni | 90400 |
| Kavaani, Ngomeni | 90400 |
| Kavuti, Ngomeni | 90400 |
| Kimela, Ngomeni | 90400 |
| Mitamisyi, Ngomeni | 90400 |
| Ndetani, Ngomeni | 90400 |
| All postal codes in Mwingi North | |
|---|---|
| Kyuso, Mwingi North | |
| Mumoni, Mwingi North | |
| Ngomeni, Mwingi North | |
| Tharaka, Mwingi North | |
| Tseikuru, Mwingi North | |