| Locality | Post Code |
|---|---|
| Baranjsko Petrovo Selo, Petlovac | 31551 |
| Luč, Petlovac | 31300 |
| Novi Bezdan, Petlovac | 31551 |
| Novo Nevesinje, Petlovac | 31551 |
| Petlovac, Petlovac | 31300 |
| Širine, Petlovac | 31300 |
| Sudaraž, Petlovac | 31300 |
| Torjanci, Petlovac | 31551 |
| Zeleno Polje, Petlovac | 31300 |