Home Postcodes by state VIC 3765 Postcode 3765 3765 is the postcode for Montrose, VIC. Localities with postcode 3765MontroseVIC Postcode 3765 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 3764 · Postcode 3766