Home Postcode finder WA Pardoo Pardoo postcode WA Pardoo is a locality in Western Australia covered by postcode 6721. Postcode 6721 State or territory Western Australia (WA) Region North West Suburbs Add a free Pardoo business listing Be the first listing in Pardoo Common questionsWhat is the postcode for Pardoo?Pardoo, WA has the postcode 6721.What state is Pardoo in?Pardoo is in Western Australia (WA).Does postcode 6721 cover more than one suburb?Yes. Postcode 6721 covers 8 localities, so the postcode alone does not identify Pardoo. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.