Home Postcode finder NSW Webbs Creek Webbs Creek postcode NSW Webbs Creek is a locality in New South Wales covered by postcode 2775. Postcode 2775 State or territory New South Wales (NSW) Region Seven Hills Add a free Webbs Creek business listing Be the first listing in Webbs Creek Common questionsWhat is the postcode for Webbs Creek?Webbs Creek, NSW has the postcode 2775.What state is Webbs Creek in?Webbs Creek is in New South Wales (NSW).Does postcode 2775 cover more than one suburb?Yes. Postcode 2775 covers 17 localities, so the postcode alone does not identify Webbs Creek. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.