| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Basílio, Herval | 96320-000 |
| Postal/ZIP Codes in Bote, Herval | 96315-000 |
| Postal/ZIP Codes in Cerro Chato, Herval | 96317-000 |
| Postal/ZIP Codes in Coxilha do Lageado, Herval | 96313-000 |
| Postal/ZIP Codes in Herval, Herval | 96310-000 |
| Postal/ZIP Codes in Jaguarão Chico, Herval | 96319-000 |
| Postal/ZIP Codes in Mingote, Herval | 96318-000 |