Home Postcode finder NSW Lochinvar Lochinvar postcode NSW Lochinvar is a locality in New South Wales covered by postcode 2321. Postcode 2321 State or territory New South Wales (NSW) Region Hunter Add a free Lochinvar business listing More business listings in Lochinvar Businesses in LochinvarAll Saints CollegeNew England Hwy · 02 49307291Lochinvar Pet Motel206 Old North Road · 0249307612Lochinvar Public SchoolNew England Hwy · 02 49307223 Common questionsWhat is the postcode for Lochinvar?Lochinvar, NSW has the postcode 2321.What state is Lochinvar in?Lochinvar is in New South Wales (NSW).Does postcode 2321 cover more than one suburb?Yes. Postcode 2321 covers 20 localities, so the postcode alone does not identify Lochinvar. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.