| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Kateka, Matai | 55401 |
| Postal/ZIP Codes in Matai'A', Matai | 55401 |
| Postal/ZIP Codes in Matai'B', Matai | 55401 |
| Postal/ZIP Codes in Mikonko, Matai | 55401 |
| Postal/ZIP Codes in Santa Maria, Matai | 55401 |
| Postal/ZIP Codes in Singiwe, Matai | 55401 |