Home Postcode finder WA Shackleton Shackleton postcode WA Shackleton is a locality in Western Australia covered by postcode 6386. Postcode 6386 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Shackleton business listing Be the first listing in Shackleton Common questionsWhat is the postcode for Shackleton?Shackleton, WA has the postcode 6386.What state is Shackleton in?Shackleton is in Western Australia (WA).Does postcode 6386 cover more than one suburb?No. Postcode 6386 covers Shackleton only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.