Home Postcodes by state VIC 3034 Postcode 3034 3034 is the postcode for Avondale Heights, VIC. Localities with postcode 3034Avondale HeightsVIC Postcode 3034 State or territory Victoria (VIC) Localities 1 Council area Moonee Valley Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3033 · Postcode 3036