Home Postcode finder WA Wickepin Wickepin postcode WA Wickepin is a locality in Western Australia covered by postcode 6370. Postcode 6370 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Wickepin business listing More business listings in Wickepin Businesses in WickepinWickepin Primary School44 Henry Street (Lot 201) · 08 98881126 Common questionsWhat is the postcode for Wickepin?Wickepin, WA has the postcode 6370.What state is Wickepin in?Wickepin is in Western Australia (WA).Does postcode 6370 cover more than one suburb?Yes. Postcode 6370 covers 5 localities, so the postcode alone does not identify Wickepin. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.