Home Postcode finder WA Nanga Brook Nanga Brook postcode WA Nanga Brook is a locality in Western Australia covered by postcode 6215. Postcode 6215 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Nanga Brook business listing Be the first listing in Nanga Brook Common questionsWhat is the postcode for Nanga Brook?Nanga Brook, WA has the postcode 6215.What state is Nanga Brook in?Nanga Brook is in Western Australia (WA).Does postcode 6215 cover more than one suburb?Yes. Postcode 6215 covers 6 localities, so the postcode alone does not identify Nanga Brook. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.