Home Postcode finder NSW Mortons Creek Mortons Creek postcode NSW Mortons Creek is a locality in New South Wales covered by postcode 2446. Postcode 2446 State or territory New South Wales (NSW) Region NSW North Coast Add a free Mortons Creek business listing Be the first listing in Mortons Creek Common questionsWhat is the postcode for Mortons Creek?Mortons Creek, NSW has the postcode 2446.What state is Mortons Creek in?Mortons Creek is in New South Wales (NSW).Does postcode 2446 cover more than one suburb?Yes. Postcode 2446 covers 41 localities, so the postcode alone does not identify Mortons Creek. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.