Home Postcode finder WA Yanchep Yanchep postcode WA Yanchep is a locality in Western Australia covered by postcode 6035. Postcode 6035 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Yanchep business listing More business listings in Yanchep Businesses in YanchepAlkimos Plumbing and Gas3/6 Glenrothes Cres, Yanchep WA 6035, Australia · (08) 6118 6107Yanchep District High School15 Primary Drive · 08 95611155 Common questionsWhat is the postcode for Yanchep?Yanchep, WA has the postcode 6035.What state is Yanchep in?Yanchep is in Western Australia (WA).Does postcode 6035 cover more than one suburb?No. Postcode 6035 covers Yanchep only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.