| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Babice, Obsza | 23-413 |
| Postal/ZIP Codes in Dorbozy, Obsza | 23-413 |
| Postal/ZIP Codes in Obsza, Obsza | 23-413 |
| Postal/ZIP Codes in Olchowiec, Obsza | 23-413 |
| Postal/ZIP Codes in Wola Obszańska, Obsza | 23-413 |
| Postal/ZIP Codes in Zamch, Obsza | 23-413 |