Home Postcode finder NT Katherine East Katherine East postcode NT Katherine East is a locality in Northern Territory covered by postcode 0850. Postcode 0850 State or territory Northern Territory (NT) Region Darwin Add a free Katherine East business listing More business listings in Katherine East Businesses in Katherine EastMacfarlane Primary SchoolGrevillea Rd · 08 89723666 Common questionsWhat is the postcode for Katherine East?Katherine East, NT has the postcode 0850.What state is Katherine East in?Katherine East is in Northern Territory (NT).Does postcode 0850 cover more than one suburb?Yes. Postcode 0850 covers 6 localities, so the postcode alone does not identify Katherine East. Browse other postcodes in Northern Territory , or widen the search to every Australian postcode.