Home Postcode finder NSW Oxford Falls Oxford Falls postcode NSW Oxford Falls is a locality in New South Wales covered by postcode 2100. Postcode 2100 State or territory New South Wales (NSW) Region Frenchs Forest Add a free Oxford Falls business listing More business listings in Oxford Falls Businesses in Oxford FallsOxford Falls Grammar SchoolLot 1078 Oxford Falls Rd · 02 99755619 Common questionsWhat is the postcode for Oxford Falls?Oxford Falls, NSW has the postcode 2100.What state is Oxford Falls in?Oxford Falls is in New South Wales (NSW).Does postcode 2100 cover more than one suburb?Yes. Postcode 2100 covers 6 localities, so the postcode alone does not identify Oxford Falls. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.