Home Postcode finder NSWDL Hartwood Hartwood postcode NSWDL Hartwood is a locality in New South Wales covered by postcode 2710. Postcode 2710 State or territory New South Wales (NSWDL) Region Canberra Add a free Hartwood business listing Be the first listing in Hartwood Common questionsWhat is the postcode for Hartwood?Hartwood, NSWDL has the postcode 2710.What state is Hartwood in?Hartwood is in New South Wales (NSWDL).Does postcode 2710 cover more than one suburb?Yes. Postcode 2710 covers 23 localities, so the postcode alone does not identify Hartwood. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.