Home Postcode finder QLD Maclagan Maclagan postcode QLD Maclagan is a locality in Queensland covered by postcode 4352. Postcode 4352 State or territory Queensland (QLD) Region Toowoomba Region Add a free Maclagan business listing Be the first listing in Maclagan Common questionsWhat is the postcode for Maclagan?Maclagan, QLD has the postcode 4352.What state is Maclagan in?Maclagan is in Queensland (QLD).Does postcode 4352 cover more than one suburb?Yes. Postcode 4352 covers 71 localities, so the postcode alone does not identify Maclagan. Browse other postcodes in Queensland, or widen the search to every Australian postcode.