Home Postcode finder WA Karranadgin Karranadgin postcode WA Karranadgin is a locality in Western Australia covered by postcode 6460. Postcode 6460 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Karranadgin business listing Be the first listing in Karranadgin Common questionsWhat is the postcode for Karranadgin?Karranadgin, WA has the postcode 6460.What state is Karranadgin in?Karranadgin is in Western Australia (WA).Does postcode 6460 cover more than one suburb?Yes. Postcode 6460 covers 5 localities, so the postcode alone does not identify Karranadgin. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.