Home Postcode finder NSW Eulah Creek Eulah Creek postcode NSW Eulah Creek is a locality in New South Wales covered by postcode 2390. Postcode 2390 State or territory New South Wales (NSW) Region NSW North Coast Add a free Eulah Creek business listing Be the first listing in Eulah Creek Common questionsWhat is the postcode for Eulah Creek?Eulah Creek, NSW has the postcode 2390.What state is Eulah Creek in?Eulah Creek is in New South Wales (NSW).Does postcode 2390 cover more than one suburb?Yes. Postcode 2390 covers 16 localities, so the postcode alone does not identify Eulah Creek. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.