Home Postcode finder QLD Mia Mia Mia Mia postcode QLD Mia Mia is a locality in Queensland covered by postcode 4754. Postcode 4754 State or territory Queensland (QLD) Region Central QLD Add a free Mia Mia business listing Be the first listing in Mia Mia Common questionsWhat is the postcode for Mia Mia?Mia Mia, QLD has the postcode 4754.What state is Mia Mia in?Mia Mia is in Queensland (QLD).Does postcode 4754 cover more than one suburb?Yes. Postcode 4754 covers 7 localities, so the postcode alone does not identify Mia Mia. Browse other postcodes in Queensland, or widen the search to every Australian postcode.