Home Postcode finder WA Perenjori Perenjori postcode WA Perenjori is a locality in Western Australia covered by postcode 6620. Postcode 6620 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free Perenjori business listing More business listings in Perenjori Businesses in PerenjoriPerenjori Primary SchoolCarnamah Rd · 08 99731011 Common questionsWhat is the postcode for Perenjori?Perenjori, WA has the postcode 6620.What state is Perenjori in?Perenjori is in Western Australia (WA).Does postcode 6620 cover more than one suburb?Yes. Postcode 6620 covers 2 localities, so the postcode alone does not identify Perenjori. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.