Home Postcode finder NSW Croki Croki postcode NSW Croki is a locality in New South Wales covered by postcode 2430. Postcode 2430 State or territory New South Wales (NSW) Region Hunter Add a free Croki business listing Be the first listing in Croki Common questionsWhat is the postcode for Croki?Croki, NSW has the postcode 2430.What state is Croki in?Croki is in New South Wales (NSW).Does postcode 2430 cover more than one suburb?Yes. Postcode 2430 covers 39 localities, so the postcode alone does not identify Croki. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.