Home Postcode finder WA Boodarockin Boodarockin postcode WA Boodarockin is a locality in Western Australia covered by postcode 6423. Postcode 6423 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Boodarockin business listing Be the first listing in Boodarockin Common questionsWhat is the postcode for Boodarockin?Boodarockin, WA has the postcode 6423.What state is Boodarockin in?Boodarockin is in Western Australia (WA).Does postcode 6423 cover more than one suburb?Yes. Postcode 6423 covers 4 localities, so the postcode alone does not identify Boodarockin. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.