The Ibarbia city in Gipuzkoa province has 1 assigned the ZIP Code 20737.This same ZIP Code applies also to the following places.
| Province | City | ZIP Code |
|---|---|---|
| Gipuzkoa | Argisain (Santa Marina) | 20737 |
| Gipuzkoa | Artzalluz | 20737 |
| Gipuzkoa | Erdoizta | 20737 |
| Gipuzkoa | Errezil | 20737 |
| Gipuzkoa | Ezama | 20737 |
| Gipuzkoa | Letea | 20737 |
Check out the list of Spain ZIP Code