The Usun city in Navarra province has 1 assigned the ZIP Code 31454.This same ZIP Code applies also to the following places.
| Province | City | ZIP Code |
|---|---|---|
| Navarra | Adansa | 31454 |
| Navarra | Arbonies | 31454 |
| Navarra | Arielz | 31454 |
| Navarra | Aspurz | 31454 |
| Navarra | Bigüezal | 31454 |
| Navarra | Castillonuevo | 31454 |
| Navarra | Domeño | 31454 |
| Navarra | Iso | 31454 |
| Navarra | Murillo Berroya | 31454 |
| Navarra | Napal | 31454 |
| Navarra | Orradre | 31454 |
| Navarra | Pueblo Berroya | 31454 |
Check out the list of Spain ZIP Code