Home Postcode finder QLD Mitchell Mitchell postcode QLD Mitchell is a locality in Queensland covered by postcode 4465. Postcode 4465 State or territory Queensland (QLD) Region Toowoomba Region Add a free Mitchell business listing More business listings in Mitchell Businesses in MitchellDunkeld State SchoolDunkeld via · 07 46232703Mitchell State School105 Cambridge St · 07 46238888St Patrick's School100 Alice St · 07 46231448 Common questionsWhat is the postcode for Mitchell?Mitchell, QLD has the postcode 4465.What state is Mitchell in?Mitchell is in Queensland (QLD).Does postcode 4465 cover more than one suburb?Yes. Postcode 4465 covers 5 localities, so the postcode alone does not identify Mitchell. Browse other postcodes in Queensland, or widen the search to every Australian postcode.