The Iruña Oka city in Araba/Álava province has 1 assigned the ZIP Code 01230.This same ZIP Code applies also to the following places.
| Province | City | ZIP Code |
|---|---|---|
| Araba/Álava | Iruña de Oca | 01230 |
| Araba/Álava | Langraiz Oka | 01230 |
| Araba/Álava | Nanclares de la Oca | 01230 |
Check out the list of Spain ZIP Code