Home Postcodes by state VIC 3071 Postcode 3071 3071 is the postcode for Thornbury, VIC. Localities with postcode 3071ThornburyVIC Postcode 3071 State or territory Victoria (VIC) Localities 1 Council area Darebin Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3070 · Postcode 3072