Home Postcode finder NSW Huntingdon Huntingdon postcode NSW Huntingdon is a locality in New South Wales covered by postcode 2446. Postcode 2446 State or territory New South Wales (NSW) Region NSW North Coast Add a free Huntingdon business listing Be the first listing in Huntingdon Common questionsWhat is the postcode for Huntingdon?Huntingdon, NSW has the postcode 2446.What state is Huntingdon in?Huntingdon is in New South Wales (NSW).Does postcode 2446 cover more than one suburb?Yes. Postcode 2446 covers 41 localities, so the postcode alone does not identify Huntingdon. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.