| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Matta 'e Peru, Posada | 08020 |
| Postal/ZIP Codes in Monte longu, Posada | 08020 |
| Postal/ZIP Codes in Posada, Posada | 08020 |
| Postal/ZIP Codes in Sa pala ruia, Posada | 08020 |
| Postal/ZIP Codes in San Giovanni, Posada | 08020 |
| Postal/ZIP Codes in Sas murtas, Posada | 08020 |