Home Postcode finder QLD Germantown Germantown postcode QLD Germantown is a locality in Queensland covered by postcode 4871. Postcode 4871 State or territory Queensland (QLD) Region North QLD Add a free Germantown business listing Be the first listing in Germantown Common questionsWhat is the postcode for Germantown?Germantown, QLD has the postcode 4871.What state is Germantown in?Germantown is in Queensland (QLD).Does postcode 4871 cover more than one suburb?Yes. Postcode 4871 covers 103 localities, so the postcode alone does not identify Germantown. Browse other postcodes in Queensland, or widen the search to every Australian postcode.