Home Postcode finder WA Wellstead Wellstead postcode WA Wellstead is a locality in Western Australia covered by postcode 6328. Postcode 6328 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Wellstead business listing More business listings in Wellstead Businesses in WellsteadWellstead Primary SchoolWellstead St · 08 98472030 Common questionsWhat is the postcode for Wellstead?Wellstead, WA has the postcode 6328.What state is Wellstead in?Wellstead is in Western Australia (WA).Does postcode 6328 cover more than one suburb?Yes. Postcode 6328 covers 8 localities, so the postcode alone does not identify Wellstead. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.