Home Postcode finder NSW Wirrinya Wirrinya postcode NSW Wirrinya is a locality in New South Wales covered by postcode 2871. Postcode 2871 State or territory New South Wales (NSW) Region NSW Country West Add a free Wirrinya business listing Be the first listing in Wirrinya Common questionsWhat is the postcode for Wirrinya?Wirrinya, NSW has the postcode 2871.What state is Wirrinya in?Wirrinya is in New South Wales (NSW).Does postcode 2871 cover more than one suburb?Yes. Postcode 2871 covers 20 localities, so the postcode alone does not identify Wirrinya. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.