Home Postcode finder WA Turkey Hill Turkey Hill postcode WA Turkey Hill is a locality in Western Australia covered by postcode 6426. Postcode 6426 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Turkey Hill business listing Be the first listing in Turkey Hill Common questionsWhat is the postcode for Turkey Hill?Turkey Hill, WA has the postcode 6426.What state is Turkey Hill in?Turkey Hill is in Western Australia (WA).Does postcode 6426 cover more than one suburb?Yes. Postcode 6426 covers 14 localities, so the postcode alone does not identify Turkey Hill. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.