Home Postcode finder NSW Upper Lansdowne Upper Lansdowne postcode NSW Upper Lansdowne 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 Upper Lansdowne business listing More business listings in Upper Lansdowne Businesses in Upper LansdowneUpper Lansdowne Public School1399 Cundle Rd · 02 65569163 Common questionsWhat is the postcode for Upper Lansdowne?Upper Lansdowne, NSW has the postcode 2430.What state is Upper Lansdowne in?Upper Lansdowne 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 Upper Lansdowne. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.