Home Postcode finder QLD Middlemount Middlemount postcode QLD Middlemount is a locality in Queensland covered by postcode 4746. Postcode 4746 State or territory Queensland (QLD) Region Central QLD Add a free Middlemount business listing More business listings in Middlemount Businesses in MiddlemountMiddlemount Community SchoolJames Randell Drive · 07 49812333 Common questionsWhat is the postcode for Middlemount?Middlemount, QLD has the postcode 4746.What state is Middlemount in?Middlemount is in Queensland (QLD).Does postcode 4746 cover more than one suburb?Yes. Postcode 4746 covers 2 localities, so the postcode alone does not identify Middlemount. Browse other postcodes in Queensland, or widen the search to every Australian postcode.