| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ita-Azul, Itamaraju | 45838-000 |
| Postal/ZIP Codes in Itamaraju, Itamaraju | 45836-000 |
| Postal/ZIP Codes in Nova Alegria, Itamaraju | 45838-500 |
| Postal/ZIP Codes in Piragi, Itamaraju | 45837-500 |
| Postal/ZIP Codes in Pirajá, Itamaraju | 45837-000 |
| Postal/ZIP Codes in São Paulinho, Itamaraju | 45839-000 |