Home Postcode finder WA Jilakin Jilakin postcode WA Jilakin is a locality in Western Australia covered by postcode 6365. Postcode 6365 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Jilakin business listing Be the first listing in Jilakin Common questionsWhat is the postcode for Jilakin?Jilakin, WA has the postcode 6365.What state is Jilakin in?Jilakin is in Western Australia (WA).Does postcode 6365 cover more than one suburb?Yes. Postcode 6365 covers 4 localities, so the postcode alone does not identify Jilakin. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.