Home Postcode finder WA Qualeup Qualeup postcode WA Qualeup is a locality in Western Australia covered by postcode 6394. Postcode 6394 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Qualeup business listing Be the first listing in Qualeup Common questionsWhat is the postcode for Qualeup?Qualeup, WA has the postcode 6394.What state is Qualeup in?Qualeup is in Western Australia (WA).Does postcode 6394 cover more than one suburb?Yes. Postcode 6394 covers 8 localities, so the postcode alone does not identify Qualeup. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.