The Oieregi city in Navarra province has 1 assigned the ZIP Code 31720.This same ZIP Code applies also to the following places.
| Province | City | ZIP Code |
|---|---|---|
| Navarra | Mugairi | 31720 |
| Navarra | Oronoz | 31720 |
| Navarra | Señorio de Bertiz | 31720 |
| Navarra | Pueblo Zozaia (Oronoz) | 31720 |
Check out the list of Spain ZIP Code