Home Postcode finder NSW Nadgee Nadgee postcode NSW Nadgee is a locality in New South Wales covered by postcode 2551. Postcode 2551 State or territory New South Wales (NSW) Region NSW Country West Add a free Nadgee business listing Be the first listing in Nadgee Common questionsWhat is the postcode for Nadgee?Nadgee, NSW has the postcode 2551.What state is Nadgee in?Nadgee is in New South Wales (NSW).Does postcode 2551 cover more than one suburb?Yes. Postcode 2551 covers 14 localities, so the postcode alone does not identify Nadgee. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.