Home Postcode finder WA Yandoo Creek Yandoo Creek postcode WA Yandoo Creek is a locality in Western Australia covered by postcode 6701. Postcode 6701 State or territory Western Australia (WA) Region North West Suburbs Add a free Yandoo Creek business listing Be the first listing in Yandoo Creek Common questionsWhat is the postcode for Yandoo Creek?Yandoo Creek, WA has the postcode 6701.What state is Yandoo Creek in?Yandoo Creek is in Western Australia (WA).Does postcode 6701 cover more than one suburb?Yes. Postcode 6701 covers 28 localities, so the postcode alone does not identify Yandoo Creek. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.