Home Postcode finder QLD Diamantina Lakes Diamantina Lakes postcode QLD Diamantina Lakes is a locality in Queensland covered by postcode 4735. Postcode 4735 State or territory Queensland (QLD) Region Central QLD Add a free Diamantina Lakes business listing Be the first listing in Diamantina Lakes Common questionsWhat is the postcode for Diamantina Lakes?Diamantina Lakes, QLD has the postcode 4735.What state is Diamantina Lakes in?Diamantina Lakes is in Queensland (QLD).Does postcode 4735 cover more than one suburb?Yes. Postcode 4735 covers 4 localities, so the postcode alone does not identify Diamantina Lakes. Browse other postcodes in Queensland, or widen the search to every Australian postcode.