Home Postcode finder QLD Downsfield Downsfield postcode QLD Downsfield is a locality in Queensland covered by postcode 4570. Postcode 4570 State or territory Queensland (QLD) Region Sunshine Coast Add a free Downsfield business listing Be the first listing in Downsfield Common questionsWhat is the postcode for Downsfield?Downsfield, QLD has the postcode 4570.What state is Downsfield in?Downsfield is in Queensland (QLD).Does postcode 4570 cover more than one suburb?Yes. Postcode 4570 covers 85 localities, so the postcode alone does not identify Downsfield. Browse other postcodes in Queensland, or widen the search to every Australian postcode.