Home Postcode finder QLD Birkdale Birkdale postcode QLD Birkdale is a locality in Queensland covered by postcode 4159. Postcode 4159 State or territory Queensland (QLD) Region South Subs Add a free Birkdale business listing More business listings in Birkdale Businesses in BirkdaleBayside Family DentistMary Pleasant Dr, Birkdale QLD 4159, Australia · 0732074738Birkdale South State School451 Old Cleveland Rd · 07 38204333Birkdale State School73-85 Agnes St · 07 32860777 Common questionsWhat is the postcode for Birkdale?Birkdale, QLD has the postcode 4159.What state is Birkdale in?Birkdale is in Queensland (QLD).Does postcode 4159 cover more than one suburb?No. Postcode 4159 covers Birkdale only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Queensland, or widen the search to every Australian postcode.