| Place | Post Code |
|---|---|
| Inhapi, Inhapi | 57545-000 |
| All postal codes in Serrana do Sertão Alagoano | |
|---|---|
| Água Branca, Serrana do Sertão Alagoano | |
| Canapi, Serrana do Sertão Alagoano | |
| Inhapi, Serrana do Sertão Alagoano | |
| Mata Grande, Serrana do Sertão Alagoano | |
| Pariconha, Serrana do Sertão Alagoano | |