Home Postcode finder QLD Nindooinbah Nindooinbah postcode QLD Nindooinbah is a locality in Queensland covered by postcode 4285. Postcode 4285 State or territory Queensland (QLD) Region Heathwood Add a free Nindooinbah business listing Be the first listing in Nindooinbah Common questionsWhat is the postcode for Nindooinbah?Nindooinbah, QLD has the postcode 4285.What state is Nindooinbah in?Nindooinbah is in Queensland (QLD).Does postcode 4285 cover more than one suburb?Yes. Postcode 4285 covers 33 localities, so the postcode alone does not identify Nindooinbah. Browse other postcodes in Queensland, or widen the search to every Australian postcode.