Home Postcode finder NSW Myall Creek Myall Creek postcode NSW Myall Creek is a locality in New South Wales covered by postcode 2403. Postcode 2403 State or territory New South Wales (NSW) Region NSW North Coast Add a free Myall Creek business listing Be the first listing in Myall Creek Common questionsWhat is the postcode for Myall Creek?Myall Creek, NSW has the postcode 2403.What state is Myall Creek in?Myall Creek is in New South Wales (NSW).Does postcode 2403 cover more than one suburb?Yes. Postcode 2403 covers 3 localities, so the postcode alone does not identify Myall Creek. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.