Home Postcode finder QLD Pickanjinnie Pickanjinnie postcode QLD Pickanjinnie is a locality in Queensland covered by postcode 4428. Postcode 4428 State or territory Queensland (QLD) Region Toowoomba Region Add a free Pickanjinnie business listing Be the first listing in Pickanjinnie Common questionsWhat is the postcode for Pickanjinnie?Pickanjinnie, QLD has the postcode 4428.What state is Pickanjinnie in?Pickanjinnie is in Queensland (QLD).Does postcode 4428 cover more than one suburb?Yes. Postcode 4428 covers 4 localities, so the postcode alone does not identify Pickanjinnie. Browse other postcodes in Queensland, or widen the search to every Australian postcode.