Home Postcode finder QLD Lockyer Waters Lockyer Waters postcode QLD Lockyer Waters is a locality in Queensland covered by postcode 4311. Postcode 4311 State or territory Queensland (QLD) Region Western Suburbs Add a free Lockyer Waters business listing Be the first listing in Lockyer Waters Common questionsWhat is the postcode for Lockyer Waters?Lockyer Waters, QLD has the postcode 4311.What state is Lockyer Waters in?Lockyer Waters is in Queensland (QLD).Does postcode 4311 cover more than one suburb?Yes. Postcode 4311 covers 17 localities, so the postcode alone does not identify Lockyer Waters. Browse other postcodes in Queensland, or widen the search to every Australian postcode.