Home Postcode finder WA Leonora Leonora postcode WA Leonora is a locality in Western Australia covered by postcode 6438. Postcode 6438 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Leonora business listing More business listings in Leonora Businesses in LeonoraLeonora District High SchoolGwalia St · 08 90376143 Common questionsWhat is the postcode for Leonora?Leonora, WA has the postcode 6438.What state is Leonora in?Leonora is in Western Australia (WA).Does postcode 6438 cover more than one suburb?Yes. Postcode 6438 covers 2 localities, so the postcode alone does not identify Leonora. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.