| Place | Post Code |
|---|---|
| Chincolco, Petorca | 2040000 |
| El Valle, Petorca | 2040000 |
| Hierro Viejo, Petorca | 2040000 |
| La Ñipa, Petorca | 2040000 |
| Pedegua, Petorca | 2040000 |
| Petorca, Petorca | 2040000 |
| Santa Julia, Petorca | 2040000 |
| All postal codes in Petorca | |
|---|---|
| Cabildo, Petorca | |
| La Ligua, Petorca | |
| Papudo, Petorca | |
| Petorca, Petorca | |
| Zapallar, Petorca | |