Home Postcode finder WA Norpa Norpa postcode WA Norpa is a locality in Western Australia covered by postcode 6415. Postcode 6415 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Norpa business listing Be the first listing in Norpa Common questionsWhat is the postcode for Norpa?Norpa, WA has the postcode 6415.What state is Norpa in?Norpa is in Western Australia (WA).Does postcode 6415 cover more than one suburb?Yes. Postcode 6415 covers 6 localities, so the postcode alone does not identify Norpa. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.