Home Postcodes by state NSW 3644 Postcode 3644 3644 is the postcode for 7 localities in NSW and VIC: Barooga, Lalalty, Cobram, Cobram East, Koonoomoo, Muckatah and 1 more. Localities with postcode 3644BaroogaNSW 3644LalaltyNSW 3644CobramVIC 3644Cobram EastVIC 3644KoonoomooVIC 3644MuckatahVIC 3644YarroweyahVIC 3644 Postcode 3644 State or territory New South Wales (NSW) and Victoria (VIC) Localities 7 Council area Berrigan; Moira Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3641 · Postcode 3646