Home Postcode finder NT Avon Downs Avon Downs postcode NT Avon Downs is a locality in Northern Territory covered by postcode 0862. Postcode 0862 State or territory Northern Territory (NT) Region Adelaide Add a free Avon Downs business listing Be the first listing in Avon Downs Common questionsWhat is the postcode for Avon Downs?Avon Downs, NT has the postcode 0862.What state is Avon Downs in?Avon Downs is in Northern Territory (NT).Does postcode 0862 cover more than one suburb?Yes. Postcode 0862 covers 17 localities, so the postcode alone does not identify Avon Downs. Browse other postcodes in Northern Territory , or widen the search to every Australian postcode.