Home Postcode finder NT Archer Archer postcode NT Archer is a locality in Northern Territory covered by postcode 0830. Postcode 0830 State or territory Northern Territory (NT) Region Darwin Add a free Archer business listing Be the first listing in Archer Common questionsWhat is the postcode for Archer?Archer, NT has the postcode 0830.What state is Archer in?Archer is in Northern Territory (NT).Does postcode 0830 cover more than one suburb?Yes. Postcode 0830 covers 11 localities, so the postcode alone does not identify Archer. Browse other postcodes in Northern Territory , or widen the search to every Australian postcode.