Home Postcode finder WA Hindmarsh Hindmarsh postcode WA Hindmarsh is a locality in Western Australia covered by postcode 6462. Postcode 6462 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Hindmarsh business listing Be the first listing in Hindmarsh Common questionsWhat is the postcode for Hindmarsh?Hindmarsh, WA has the postcode 6462.What state is Hindmarsh in?Hindmarsh is in Western Australia (WA).Does postcode 6462 cover more than one suburb?Yes. Postcode 6462 covers 3 localities, so the postcode alone does not identify Hindmarsh. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.