Home Postcode finder NSW Yarragrin Yarragrin postcode NSW Yarragrin is a locality in New South Wales covered by postcode 2842. Postcode 2842 State or territory New South Wales (NSW) Region NSW Country West Add a free Yarragrin business listing Be the first listing in Yarragrin Common questionsWhat is the postcode for Yarragrin?Yarragrin, NSW has the postcode 2842.What state is Yarragrin in?Yarragrin is in New South Wales (NSW).Does postcode 2842 cover more than one suburb?Yes. Postcode 2842 covers 3 localities, so the postcode alone does not identify Yarragrin. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.