Home Postcode finder WA Gnowangerup Gnowangerup postcode WA Gnowangerup is a locality in Western Australia covered by postcode 6335. Postcode 6335 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Gnowangerup business listing More business listings in Gnowangerup Businesses in GnowangerupGnowangerup District High SchoolYougenup Rd · 08 98271277Gnowangerup Training CentreGolf Links Rd · 08 98272333Woodthorpe SchoolYougenup Rd · 08 98271127 Common questionsWhat is the postcode for Gnowangerup?Gnowangerup, WA has the postcode 6335.What state is Gnowangerup in?Gnowangerup is in Western Australia (WA).Does postcode 6335 cover more than one suburb?Yes. Postcode 6335 covers 4 localities, so the postcode alone does not identify Gnowangerup. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.