Home Postcode finder QLD Glenbar Glenbar postcode QLD Glenbar is a locality in Queensland covered by postcode 4620. Postcode 4620 State or territory Queensland (QLD) Region Sunshine Coast Add a free Glenbar business listing Be the first listing in Glenbar Common questionsWhat is the postcode for Glenbar?Glenbar, QLD has the postcode 4620.What state is Glenbar in?Glenbar is in Queensland (QLD).Does postcode 4620 cover more than one suburb?Yes. Postcode 4620 covers 10 localities, so the postcode alone does not identify Glenbar. Browse other postcodes in Queensland, or widen the search to every Australian postcode.