| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Coada Izvorului, Petreşti | 137351 |
| Postal/ZIP Codes in Ghergheşti, Petreşti | 137352 |
| Postal/ZIP Codes in Greci, Petreşti | 137353 |
| Postal/ZIP Codes in Ioneşti, Petreşti | 137354 |
| Postal/ZIP Codes in Petreşti, Petreşti | 137350 |
| Postal/ZIP Codes in Potlogeni-Deal, Petreşti | 137356 |
| Postal/ZIP Codes in Puntea de Greci, Petreşti | 137357 |