Home Postcode finder QLD Coolabunia Coolabunia postcode QLD Coolabunia is a locality in Queensland covered by postcode 4610. Postcode 4610 State or territory Queensland (QLD) Region Toowoomba Region Add a free Coolabunia business listing More business listings in Coolabunia Businesses in CoolabuniaCoolabunia State SchoolMS 537 Mary St · 07 41600333 Common questionsWhat is the postcode for Coolabunia?Coolabunia, QLD has the postcode 4610.What state is Coolabunia in?Coolabunia is in Queensland (QLD).Does postcode 4610 cover more than one suburb?Yes. Postcode 4610 covers 25 localities, so the postcode alone does not identify Coolabunia. Browse other postcodes in Queensland, or widen the search to every Australian postcode.