| Ort | Postleitzahl |
|---|---|
| San Martín de Unx, Navarra) | 31495 |
| Postleitzahlen in Tafalla | |
|---|---|
| Artajona | |
| Barásoain | |
| Beire | |
| Berbinzana | |
| Garínoain | |
| Larraga | |
| Leoz/Leotz | |
| Lerga | |
| Mendigorría | |
| Olite/Erriberri | |
| Olóriz/Oloritz | |
| Orísoain | |
| Pitillas | |
| Pueyo | |
| San Martín de Unx | |
| Tafalla | |
| Ujué/Uxue | |
| Unzué/Untzue | |