Home Postcode finder NSW Neutral Bay Neutral Bay postcode NSW Neutral Bay is a locality in New South Wales covered by postcode 2089. Postcode 2089 State or territory New South Wales (NSW) Region St Leonards Add a free Neutral Bay business listing More business listings in Neutral Bay Businesses in Neutral BayAspiring Minds Child Psychologysuite 110/40 Yeo Street, Neutral Bay NSW, Australia · (02) 9137 0559Begi Shoes138 Military Road · (02) 9908 7100Bougainvillea Retirement7 Waters Road, Neutral Bay NSW 2089, Australia · 02 9953 5741 Common questionsWhat is the postcode for Neutral Bay?Neutral Bay, NSW has the postcode 2089.What state is Neutral Bay in?Neutral Bay is in New South Wales (NSW).Does postcode 2089 cover more than one suburb?Yes. Postcode 2089 covers 3 localities, so the postcode alone does not identify Neutral Bay. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.