Home Postcode finder QLD Birtinya Birtinya postcode QLD Birtinya is a locality in Queensland covered by postcode 4575. Postcode 4575 State or territory Queensland (QLD) Region Sunshine Coast Add a free Birtinya business listing More business listings in Birtinya Businesses in Birtinya4WD Supacentre - Sunshine Coast566 Kawana Way, Birtinya QLD, Australia · 1800 883 964ASSIST LIFESTYLE NDIS PTY LTD19 Affinity Pl, Birtinya QLD 4575, Australia · +61 75612 7045Australia HIFU26 Reflection Crescent, Birtinya Queensland 4575, Australia · 0408 200 059 Common questionsWhat is the postcode for Birtinya?Birtinya, QLD has the postcode 4575.What state is Birtinya in?Birtinya is in Queensland (QLD).Does postcode 4575 cover more than one suburb?Yes. Postcode 4575 covers 7 localities, so the postcode alone does not identify Birtinya. Browse other postcodes in Queensland, or widen the search to every Australian postcode.