Home Postcode finder NSW Tomki Tomki postcode NSW Tomki is a locality in New South Wales covered by postcode 2470. Postcode 2470 State or territory New South Wales (NSW) Region NSW North Coast Add a free Tomki business listing Be the first listing in Tomki Common questionsWhat is the postcode for Tomki?Tomki, NSW has the postcode 2470.What state is Tomki in?Tomki is in New South Wales (NSW).Does postcode 2470 cover more than one suburb?Yes. Postcode 2470 covers 25 localities, so the postcode alone does not identify Tomki. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.