Home Postcode finder NSW Tomakin Tomakin postcode NSW Tomakin is a locality in New South Wales covered by postcode 2537. Postcode 2537 State or territory New South Wales (NSW) Region NSW Country West Add a free Tomakin business listing Be the first listing in Tomakin Common questionsWhat is the postcode for Tomakin?Tomakin, NSW has the postcode 2537.What state is Tomakin in?Tomakin is in New South Wales (NSW).Does postcode 2537 cover more than one suburb?Yes. Postcode 2537 covers 17 localities, so the postcode alone does not identify Tomakin. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.