Home Postcode finder QLD Pratten Pratten postcode QLD Pratten is a locality in Queensland covered by postcode 4370. Postcode 4370 State or territory Queensland (QLD) Region Toowoomba Region Add a free Pratten business listing Be the first listing in Pratten Common questionsWhat is the postcode for Pratten?Pratten, QLD has the postcode 4370.What state is Pratten in?Pratten is in Queensland (QLD).Does postcode 4370 cover more than one suburb?Yes. Postcode 4370 covers 46 localities, so the postcode alone does not identify Pratten. Browse other postcodes in Queensland, or widen the search to every Australian postcode.