Home Postcode finder QLD Greycliffe Greycliffe postcode QLD Greycliffe is a locality in Queensland covered by postcode 4715. Postcode 4715 State or territory Queensland (QLD) Region Central QLD Add a free Greycliffe business listing Be the first listing in Greycliffe Common questionsWhat is the postcode for Greycliffe?Greycliffe, QLD has the postcode 4715.What state is Greycliffe in?Greycliffe is in Queensland (QLD).Does postcode 4715 cover more than one suburb?Yes. Postcode 4715 covers 11 localities, so the postcode alone does not identify Greycliffe. Browse other postcodes in Queensland, or widen the search to every Australian postcode.