| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Boa Vista do Caxitoré, Irauçuba | 62623-000 |
| Postal/ZIP Codes in Coité, Irauçuba | 62627-000 |
| Postal/ZIP Codes in Irauçuba, Irauçuba | 62620-000 |
| Postal/ZIP Codes in Juá, Irauçuba | 62628-000 |
| Postal/ZIP Codes in Missi, Irauçuba | 62625-000 |