| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ikusya, Waita | 90400 |
| Postal/ZIP Codes in Kathoka, Waita | 90400 |
| Postal/ZIP Codes in Katitika, Waita | 90400 |
| Postal/ZIP Codes in Mwambui, Waita | 90400 |
| Postal/ZIP Codes in Nyaanya, Waita | 90400 |
| Postal/ZIP Codes in Thonoa, Waita | 90400 |
| Postal/ZIP Codes in Waita, Waita | 90400 |