| Place | Post Code |
|---|---|
| Au an der Traun, Marchtrenk | 4614 |
| Kappern, Marchtrenk | 4614 |
| Leithen, Marchtrenk | 4614 |
| Marchtrenk, Marchtrenk | 4614 |
| Mitterperwend, Marchtrenk | 4614 |
| Niederperwend, Marchtrenk | 4614 |
| Niederprisching, Marchtrenk | 4614 |
| Oberneufahrn, Marchtrenk | 4614 |
| Schafwiesen, Marchtrenk | 4614 |
| Unterhaid, Marchtrenk | 4614 |
| Unterhart, Marchtrenk | 4614 |
| Unterneufahrn, Marchtrenk | 4614 |