Home Postcode finder QLD Blaxland Blaxland postcode QLD Blaxland is a locality in Queensland covered by postcode 4405. Postcode 4405 State or territory Queensland (QLD) Region Toowoomba Region Add a free Blaxland business listing Be the first listing in Blaxland Common questionsWhat is the postcode for Blaxland?Blaxland, QLD has the postcode 4405.What state is Blaxland in?Blaxland is in Queensland (QLD).Does postcode 4405 cover more than one suburb?Yes. Postcode 4405 covers 11 localities, so the postcode alone does not identify Blaxland. Browse other postcodes in Queensland, or widen the search to every Australian postcode.