Home Postcode finder QLD Carbine Creek Carbine Creek postcode QLD Carbine Creek is a locality in Queensland covered by postcode 4723. Postcode 4723 State or territory Queensland (QLD) Region Central QLD Add a free Carbine Creek business listing Be the first listing in Carbine Creek Common questionsWhat is the postcode for Carbine Creek?Carbine Creek, QLD has the postcode 4723.What state is Carbine Creek in?Carbine Creek is in Queensland (QLD).Does postcode 4723 cover more than one suburb?Yes. Postcode 4723 covers 11 localities, so the postcode alone does not identify Carbine Creek. Browse other postcodes in Queensland, or widen the search to every Australian postcode.