Home Postcode finder NSW Lansdowne Forest Lansdowne Forest postcode NSW Lansdowne Forest is a locality in New South Wales covered by postcode 2430. Postcode 2430 State or territory New South Wales (NSW) Region Hunter Add a free Lansdowne Forest business listing Be the first listing in Lansdowne Forest Common questionsWhat is the postcode for Lansdowne Forest?Lansdowne Forest, NSW has the postcode 2430.What state is Lansdowne Forest in?Lansdowne Forest is in New South Wales (NSW).Does postcode 2430 cover more than one suburb?Yes. Postcode 2430 covers 39 localities, so the postcode alone does not identify Lansdowne Forest. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.