| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Alto Piquiri, Alto Piquiri | 87580-000 |
| Postal/ZIP Codes in Mirante do Piquiri, Alto Piquiri | 87590-000 |
| Postal/ZIP Codes in Paulistânia, Alto Piquiri | 87588-000 |
| Postal/ZIP Codes in Saltinho do Oeste, Alto Piquiri | 87585-000 |