Home Postcode finder NSW Kyle Bay Kyle Bay postcode NSW Kyle Bay is a locality in New South Wales covered by postcode 2221. Postcode 2221 State or territory New South Wales (NSW) Region Burwood Add a free Kyle Bay business listing Be the first listing in Kyle Bay Common questionsWhat is the postcode for Kyle Bay?Kyle Bay, NSW has the postcode 2221.What state is Kyle Bay in?Kyle Bay is in New South Wales (NSW).Does postcode 2221 cover more than one suburb?Yes. Postcode 2221 covers 5 localities, so the postcode alone does not identify Kyle Bay. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.