Home Postcode finder WA Meenaar Meenaar postcode WA Meenaar is a locality in Western Australia covered by postcode 6401. Postcode 6401 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Meenaar business listing Be the first listing in Meenaar Common questionsWhat is the postcode for Meenaar?Meenaar, WA has the postcode 6401.What state is Meenaar in?Meenaar is in Western Australia (WA).Does postcode 6401 cover more than one suburb?Yes. Postcode 6401 covers 18 localities, so the postcode alone does not identify Meenaar. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.