Home Postcode finder NSW Myrtleville Myrtleville postcode NSW Myrtleville is a locality in New South Wales covered by postcode 2580. Postcode 2580 State or territory New South Wales (NSW) Region Canberra Add a free Myrtleville business listing Be the first listing in Myrtleville Common questionsWhat is the postcode for Myrtleville?Myrtleville, NSW has the postcode 2580.What state is Myrtleville in?Myrtleville is in New South Wales (NSW).Does postcode 2580 cover more than one suburb?Yes. Postcode 2580 covers 44 localities, so the postcode alone does not identify Myrtleville. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.