Home Postcode finder QLD Collinsville Collinsville postcode QLD Collinsville is a locality in Queensland covered by postcode 4804. Postcode 4804 State or territory Queensland (QLD) Region North QLD Add a free Collinsville business listing More business listings in Collinsville Businesses in CollinsvilleCollinsville State High SchoolStrathmore St · 07 47858111Collinsville State SchoolDevlin St · 07 47855338St John Bosco Primary School25 Blake St · 07 47855276 Common questionsWhat is the postcode for Collinsville?Collinsville, QLD has the postcode 4804.What state is Collinsville in?Collinsville is in Queensland (QLD).Does postcode 4804 cover more than one suburb?Yes. Postcode 4804 covers 5 localities, so the postcode alone does not identify Collinsville. Browse other postcodes in Queensland, or widen the search to every Australian postcode.