Home Postcode finder QLD Lockyer Lockyer postcode QLD Lockyer is a locality in Queensland covered by postcode 4344. Postcode 4344 State or territory Queensland (QLD) Region Western Suburbs Add a free Lockyer business listing More business listings in Lockyer Businesses in LockyerPrecision Ag ServicesLockyer QLD, Australia · 0419 644 104 Common questionsWhat is the postcode for Lockyer?Lockyer, QLD has the postcode 4344.What state is Lockyer in?Lockyer is in Queensland (QLD).Does postcode 4344 cover more than one suburb?Yes. Postcode 4344 covers 12 localities, so the postcode alone does not identify Lockyer. Browse other postcodes in Queensland, or widen the search to every Australian postcode.