Home Postcodes by state VIC 3793 Postcode 3793 3793 is the postcode for Monbulk, VIC. Localities with postcode 3793MonbulkVIC Postcode 3793 State or territory Victoria (VIC) Localities 1 Council area Yarra Ranges Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3792 · Postcode 3795