Home Postcode finder QLD Lefthand Branch Lefthand Branch postcode QLD Lefthand Branch is a locality in Queensland covered by postcode 4343. Postcode 4343 State or territory Queensland (QLD) Region Western Suburbs Add a free Lefthand Branch business listing Be the first listing in Lefthand Branch Common questionsWhat is the postcode for Lefthand Branch?Lefthand Branch, QLD has the postcode 4343.What state is Lefthand Branch in?Lefthand Branch is in Queensland (QLD).Does postcode 4343 cover more than one suburb?Yes. Postcode 4343 covers 24 localities, so the postcode alone does not identify Lefthand Branch. Browse other postcodes in Queensland, or widen the search to every Australian postcode.