Home Postcode finder NT Mcarthur Mcarthur postcode NT Mcarthur is a locality in Northern Territory covered by postcode 0852. Postcode 0852 State or territory Northern Territory (NT) Region Darwin Add a free Mcarthur business listing Be the first listing in Mcarthur Common questionsWhat is the postcode for Mcarthur?Mcarthur, NT has the postcode 0852.What state is Mcarthur in?Mcarthur is in Northern Territory (NT).Does postcode 0852 cover more than one suburb?Yes. Postcode 0852 covers 51 localities, so the postcode alone does not identify Mcarthur. Browse other postcodes in Northern Territory , or widen the search to every Australian postcode.