Home Postcode finder WA Yetna Yetna postcode WA Yetna is a locality in Western Australia covered by postcode 6532. Postcode 6532 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free Yetna business listing Be the first listing in Yetna Common questionsWhat is the postcode for Yetna?Yetna, WA has the postcode 6532.What state is Yetna in?Yetna is in Western Australia (WA).Does postcode 6532 cover more than one suburb?Yes. Postcode 6532 covers 59 localities, so the postcode alone does not identify Yetna. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.