Home Postcode finder NSW Leppington Leppington postcode NSW Leppington is a locality in New South Wales covered by postcode 2179. Postcode 2179 State or territory New South Wales (NSW) Region Ingleburn Add a free Leppington business listing More business listings in Leppington Businesses in LeppingtonLeppington Public SchoolRickard Rd · 02 96065397Marsdens Law Group - Leppington1393 Camden Valley Way, Leppington NSW 2179, Australia · 0290606620Sydney Paintmasters20 Price Ridge, Leppington NSW 2179, Australia · 0423 019 087 Common questionsWhat is the postcode for Leppington?Leppington, NSW has the postcode 2179.What state is Leppington in?Leppington is in New South Wales (NSW).Does postcode 2179 cover more than one suburb?Yes. Postcode 2179 covers 2 localities, so the postcode alone does not identify Leppington. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.