Home Postcode finder WA Cooloongup Cooloongup postcode WA Cooloongup 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 Cooloongup business listing More business listings in Cooloongup Businesses in CooloongupCooloongup Primary School21 Westerly Way · 08 95275966East Waikiki Primary School21 Gibb Rd · 08 95283000Rockingham Process Servers14 Woodbridge Drive · 0408863331 Common questionsWhat is the postcode for Cooloongup?Cooloongup, WA has the postcode 6168.What state is Cooloongup in?Cooloongup 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 Cooloongup. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.