Home Postcode finder NSW Liberty Grove Liberty Grove postcode NSW Liberty Grove is a locality in New South Wales covered by postcode 2138. Postcode 2138 State or territory New South Wales (NSW) Region Parramatta Add a free Liberty Grove business listing More business listings in Liberty Grove Businesses in Liberty GroveITS NEVER TOO LATE HANDYMAN SERVICE3 Brewer Avenue, Liberty Grove NSW 2138, Australia · 0407262534 Common questionsWhat is the postcode for Liberty Grove?Liberty Grove, NSW has the postcode 2138.What state is Liberty Grove in?Liberty Grove is in New South Wales (NSW).Does postcode 2138 cover more than one suburb?Yes. Postcode 2138 covers 3 localities, so the postcode alone does not identify Liberty Grove. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.