Home Postcode finder NSW Phillip Bay Phillip Bay postcode NSW Phillip Bay is a locality in New South Wales covered by postcode 2036. Postcode 2036 State or territory New South Wales (NSW) Region Alexandria Add a free Phillip Bay business listing Be the first listing in Phillip Bay Common questionsWhat is the postcode for Phillip Bay?Phillip Bay, NSW has the postcode 2036.What state is Phillip Bay in?Phillip Bay is in New South Wales (NSW).Does postcode 2036 cover more than one suburb?Yes. Postcode 2036 covers 9 localities, so the postcode alone does not identify Phillip Bay. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.