| Place | Post Code |
|---|---|
| Crăeşti, Petreştii de Jos | 407456 |
| Deleni, Petreştii de Jos | 407457 |
| Livada, Petreştii de Jos | 407458 |
| Petreştii de Jos, Petreştii de Jos | 407455 |
| Petreştii de Mijloc, Petreştii de Jos | 407459 |
| Petreştii de Sus, Petreştii de Jos | 407461 |
| Plaiuri, Petreştii de Jos | 407462 |