| Place | Post Code |
|---|---|
| Chawia, Chawia | 80300 |
| Mururu/Manganga, Chawia | 80300 |
| Mwachabo, Chawia | 80300 |
| Wumari/Sechu, Chawia | 80300 |
| Wusi, Chawia | 80300 |
| All postal codes in Mwatate | |
|---|---|
| Bura (Mwatate), Mwatate | |
| Chawia, Mwatate | |
| Mwatate, Mwatate | |
| Rong'E, Mwatate | |
| Wusi/Kishamba, Mwatate | |