| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Conselheiro Mata, Diamantina | 39106-000 |
| Postal/ZIP Codes in Desembargador Otoni, Diamantina | 39113-000 |
| Postal/ZIP Codes in Diamantina, Diamantina | 39100-000 |
| Postal/ZIP Codes in Extração, Diamantina | 39105-000 |
| Postal/ZIP Codes in Guinda, Diamantina | 39103-000 |
| Postal/ZIP Codes in Inhaí, Diamantina | 39111-000 |
| Postal/ZIP Codes in Mendanha, Diamantina | 39101-000 |
| Postal/ZIP Codes in Planalto de Minas, Diamantina | 39114-000 |
| Postal/ZIP Codes in São João da Chapada, Diamantina | 39110-000 |
| Postal/ZIP Codes in Senador Mourão, Diamantina | 39112-000 |
| Postal/ZIP Codes in Sopa, Diamantina | 39102-000 |