Home Postcodes by state QLD Caldervale Caldervale postcode QLD Caldervale is a locality in Queensland covered by postcode 4478. Postcode 4478 (every locality with postcode 4478) State or territory Queensland (QLD) Region Toowoomba Region Council area Blackall Tambo Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Caldervale business listing Be the first listing in Caldervale Also in postcode 4478BayrickQLD 4478LansdowneQLD 4478LumeahQLD 4478MacfarlaneQLD 4478Minnie DownsQLD 4478Scrubby CreekQLD 4478TamboQLD 4478WindeyerQLD 4478YandarloQLD 4478 Common questionsWhat is the postcode for Caldervale?Caldervale, QLD has the postcode 4478.What state is Caldervale in?Caldervale is in Queensland (QLD).What council is Caldervale in?Caldervale is in the Blackall Tambo local government area.Does postcode 4478 cover more than one suburb?Yes. Postcode 4478 covers 10 localities, so the postcode alone does not identify Caldervale. Browse other postcodes in Queensland, or widen the search to every Australian postcode.