Home Postcode finder NSW Browns Creek Browns Creek postcode NSW Browns Creek is a locality in New South Wales covered by postcode 2799. Postcode 2799 State or territory New South Wales (NSW) Region NSW Country West Add a free Browns Creek business listing Be the first listing in Browns Creek Common questionsWhat is the postcode for Browns Creek?Browns Creek, NSW has the postcode 2799.What state is Browns Creek in?Browns Creek is in New South Wales (NSW).Does postcode 2799 cover more than one suburb?Yes. Postcode 2799 covers 7 localities, so the postcode alone does not identify Browns Creek. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.