Calle 1 in Rauco, Región del Maule, has a single postal code for any house number. Like every other street in this comuna, the single postal code of Rauco is 3430000.
According to OpenStreetMap records, this street is listed in the area of Villa El Dorado.
To find the ZIP code of another street in Rauco, Región del Maule, first open the street listing of Rauco and select the one you need. See the street listing of Rauco