Home Postcode finder QLD Gregors Creek Gregors Creek postcode QLD Gregors Creek is a locality in Queensland covered by postcode 4313. Postcode 4313 State or territory Queensland (QLD) Region Western Suburbs Add a free Gregors Creek business listing Be the first listing in Gregors Creek Common questionsWhat is the postcode for Gregors Creek?Gregors Creek, QLD has the postcode 4313.What state is Gregors Creek in?Gregors Creek is in Queensland (QLD).Does postcode 4313 cover more than one suburb?Yes. Postcode 4313 covers 13 localities, so the postcode alone does not identify Gregors Creek. Browse other postcodes in Queensland, or widen the search to every Australian postcode.