Home Postcode finder WA Point Samson Point Samson postcode WA Point Samson is a locality in Western Australia covered by postcode 6720. Postcode 6720 State or territory Western Australia (WA) Region North West Suburbs Add a free Point Samson business listing Be the first listing in Point Samson Common questionsWhat is the postcode for Point Samson?Point Samson, WA has the postcode 6720.What state is Point Samson in?Point Samson is in Western Australia (WA).Does postcode 6720 cover more than one suburb?Yes. Postcode 6720 covers 3 localities, so the postcode alone does not identify Point Samson. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.