The Ustes city in Navarra province has 1 assigned the ZIP Code 31451.This same ZIP Code applies also to the following places.
| Province | City | ZIP Code |
|---|---|---|
| Navarra | Gallues/galoze | 31451 |
| Navarra | Ibilcieta/ibiltzieta | 31451 |
| Navarra | Iciz/izize | 31451 |
| Navarra | Izal/itzalle | 31451 |
| Navarra | Oronz | 31451 |
| Navarra | Racas Alto | 31451 |
| Navarra | Sarries/satze | 31451 |
| Navarra | Uscarres/uskartze | 31451 |
Check out the list of Spain ZIP Code