Home Postcode finder NSW Crowdy Head Crowdy Head postcode NSW Crowdy Head is a locality in New South Wales covered by postcode 2427. Postcode 2427 State or territory New South Wales (NSW) Region Hunter Add a free Crowdy Head business listing More business listings in Crowdy Head Businesses in Crowdy HeadCrowdy Head Public SchoolPrince St · 02 65561356 Common questionsWhat is the postcode for Crowdy Head?Crowdy Head, NSW has the postcode 2427.What state is Crowdy Head in?Crowdy Head is in New South Wales (NSW).Does postcode 2427 cover more than one suburb?Yes. Postcode 2427 covers 2 localities, so the postcode alone does not identify Crowdy Head. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.