Home Postcode finder NSW Waterloo Waterloo postcode NSW Waterloo is a locality in New South Wales covered by postcode 2017. Postcode 2017 State or territory New South Wales (NSW) Region Waterloo Add a free Waterloo business listing More business listings in Waterloo Businesses in Waterloo4Sprung 67 Botany Rd · 1300 881 6674SprungBotany Road · 1300 881 667Always Fruits Waterloo · 1300791847 Common questionsWhat is the postcode for Waterloo?Waterloo, NSW has the postcode 2017.What state is Waterloo in?Waterloo is in New South Wales (NSW).Does postcode 2017 cover more than one suburb?Yes. Postcode 2017 covers 2 localities, so the postcode alone does not identify Waterloo. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.