Home Postcode finder WA Alfred Cove Alfred Cove postcode WA Alfred Cove is a locality in Western Australia covered by postcode 6154. Postcode 6154 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Alfred Cove business listing Be the first listing in Alfred Cove Common questionsWhat is the postcode for Alfred Cove?Alfred Cove, WA has the postcode 6154.What state is Alfred Cove in?Alfred Cove is in Western Australia (WA).Does postcode 6154 cover more than one suburb?Yes. Postcode 6154 covers 3 localities, so the postcode alone does not identify Alfred Cove. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.