Home Postcode finder NSW Barrengarry Barrengarry postcode NSW Barrengarry is a locality in New South Wales covered by postcode 2577. Postcode 2577 State or territory New South Wales (NSW) Region Ingleburn Add a free Barrengarry business listing Be the first listing in Barrengarry Common questionsWhat is the postcode for Barrengarry?Barrengarry, NSW has the postcode 2577.What state is Barrengarry in?Barrengarry is in New South Wales (NSW).Does postcode 2577 cover more than one suburb?Yes. Postcode 2577 covers 30 localities, so the postcode alone does not identify Barrengarry. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.