Street Bernardo O'Higgins in San Nicolás, Región del Biobío, has a single postal code for any house number. Like every other street in this comuna, the single postal code of San Nicolás is 4020000.
To find the ZIP code of another street in San Nicolás, Región del Biobío, first open the street listing of San Nicolás and select the one you need. See the street listing of San Nicolás