Street Eduardo Frei in Sierra Gorda, Región de Antofagasta, has a single postal code for any house number. Like every other street in this comuna, the single postal code of Sierra Gorda is 1320000.
To find the ZIP code of another street in Sierra Gorda, Región de Antofagasta, first open the street listing of Sierra Gorda and select the one you need. See the street listing of Sierra Gorda