Home Postcodes by state QLD 4025 Postcode 4025 4025 is the postcode for 5 localities in QLD: Bulwer, Cape Moreton, Cowan Cowan, Kooringal and Tangalooma. Localities with postcode 4025BulwerQLDCape MoretonQLDCowan CowanQLDKooringalQLDTangaloomaQLD Postcode 4025 State or territory Queensland (QLD) Localities 5 Council area Brisbane Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 4022 · Postcode 4029