Home Postcode finder NSW Kotara East Kotara East postcode NSW Kotara East is a locality in New South Wales covered by postcode 2305. Postcode 2305 State or territory New South Wales (NSW) Region Hunter Add a free Kotara East business listing Be the first listing in Kotara East Common questionsWhat is the postcode for Kotara East?Kotara East, NSW has the postcode 2305.What state is Kotara East in?Kotara East is in New South Wales (NSW).Does postcode 2305 cover more than one suburb?Yes. Postcode 2305 covers 3 localities, so the postcode alone does not identify Kotara East. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.