Home Postcode finder WA Hillman Hillman postcode WA Hillman is a locality in Western Australia covered by postcode 6168. Postcode 6168 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Hillman business listing More business listings in Hillman Businesses in HillmanHillman Primary School35 Unnaro St · 08 95273600 Common questionsWhat is the postcode for Hillman?Hillman, WA has the postcode 6168.What state is Hillman in?Hillman is in Western Australia (WA).Does postcode 6168 cover more than one suburb?Yes. Postcode 6168 covers 7 localities, so the postcode alone does not identify Hillman. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.