Home Postcode finder QLD Kingsthorpe Kingsthorpe postcode QLD Kingsthorpe is a locality in Queensland covered by postcode 4400. Postcode 4400 State or territory Queensland (QLD) Region Toowoomba Region Add a free Kingsthorpe business listing More business listings in Kingsthorpe Businesses in KingsthorpeKingsthorpe State SchoolGoombungee Rd · 07 46992333 Common questionsWhat is the postcode for Kingsthorpe?Kingsthorpe, QLD has the postcode 4400.What state is Kingsthorpe in?Kingsthorpe is in Queensland (QLD).Does postcode 4400 cover more than one suburb?No. Postcode 4400 covers Kingsthorpe only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Queensland, or widen the search to every Australian postcode.