Home Postcode finder NSW Mungay Creek Mungay Creek postcode NSW Mungay Creek is a locality in New South Wales covered by postcode 2440. Postcode 2440 State or territory New South Wales (NSW) Region NSW North Coast Add a free Mungay Creek business listing Be the first listing in Mungay Creek Common questionsWhat is the postcode for Mungay Creek?Mungay Creek, NSW has the postcode 2440.What state is Mungay Creek in?Mungay Creek is in New South Wales (NSW).Does postcode 2440 cover more than one suburb?Yes. Postcode 2440 covers 48 localities, so the postcode alone does not identify Mungay Creek. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.