Home Postcode finder WA South Yelbeni South Yelbeni postcode WA South Yelbeni is a locality in Western Australia covered by postcode 6487. Postcode 6487 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free South Yelbeni business listing Be the first listing in South Yelbeni Common questionsWhat is the postcode for South Yelbeni?South Yelbeni, WA has the postcode 6487.What state is South Yelbeni in?South Yelbeni is in Western Australia (WA).Does postcode 6487 cover more than one suburb?Yes. Postcode 6487 covers 3 localities, so the postcode alone does not identify South Yelbeni. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.