Home Postcode finder NSW Emerald Hill Emerald Hill postcode NSW Emerald Hill is a locality in New South Wales covered by postcode 2380. Postcode 2380 State or territory New South Wales (NSW) Region NSW North Coast Add a free Emerald Hill business listing Be the first listing in Emerald Hill Common questionsWhat is the postcode for Emerald Hill?Emerald Hill, NSW has the postcode 2380.What state is Emerald Hill in?Emerald Hill is in New South Wales (NSW).Does postcode 2380 cover more than one suburb?Yes. Postcode 2380 covers 9 localities, so the postcode alone does not identify Emerald Hill. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.