Home Postcode finder QLD Limestone Limestone postcode QLD Limestone is a locality in Queensland covered by postcode 4714. Postcode 4714 State or territory Queensland (QLD) Region Central QLD Add a free Limestone business listing Be the first listing in Limestone Common questionsWhat is the postcode for Limestone?Limestone, QLD has the postcode 4714.What state is Limestone in?Limestone is in Queensland (QLD).Does postcode 4714 cover more than one suburb?Yes. Postcode 4714 covers 18 localities, so the postcode alone does not identify Limestone. Browse other postcodes in Queensland, or widen the search to every Australian postcode.