Home Postcode finder NSW Toongi Toongi postcode NSW Toongi is a locality in New South Wales covered by postcode 2830. Postcode 2830 State or territory New South Wales (NSW) Region NSW Country West Add a free Toongi business listing Be the first listing in Toongi Common questionsWhat is the postcode for Toongi?Toongi, NSW has the postcode 2830.What state is Toongi in?Toongi is in New South Wales (NSW).Does postcode 2830 cover more than one suburb?Yes. Postcode 2830 covers 31 localities, so the postcode alone does not identify Toongi. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.