Home Postcode finder NSWDL Forest Hill Forest Hill postcode NSWDL Forest Hill is a locality in New South Wales covered by postcode 2651. Postcode 2651 State or territory New South Wales (NSWDL) Region Canberra Add a free Forest Hill business listing Be the first listing in Forest Hill Common questionsWhat is the postcode for Forest Hill?Forest Hill, NSWDL has the postcode 2651.What state is Forest Hill in?Forest Hill is in New South Wales (NSWDL).Does postcode 2651 cover more than one suburb?Yes. Postcode 2651 covers 2 localities, so the postcode alone does not identify Forest Hill. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.