Home Postcode finder QLD Gilston Gilston postcode QLD Gilston is a locality in Queensland covered by postcode 4211. Postcode 4211 State or territory Queensland (QLD) Region Gold Coast Add a free Gilston business listing More business listings in Gilston Businesses in GilstonAdvance Plant Services770 Gilston Rd · 0755630366Gilston State School588 Worongary Rd · 07 55012333 Common questionsWhat is the postcode for Gilston?Gilston, QLD has the postcode 4211.What state is Gilston in?Gilston is in Queensland (QLD).Does postcode 4211 cover more than one suburb?Yes. Postcode 4211 covers 15 localities, so the postcode alone does not identify Gilston. Browse other postcodes in Queensland, or widen the search to every Australian postcode.