Home Postcode finder NSW Manchester Square Manchester Square postcode NSW Manchester Square is a locality in New South Wales covered by postcode 2577. Postcode 2577 State or territory New South Wales (NSW) Region Ingleburn Add a free Manchester Square business listing Be the first listing in Manchester Square Common questionsWhat is the postcode for Manchester Square?Manchester Square, NSW has the postcode 2577.What state is Manchester Square in?Manchester Square is in New South Wales (NSW).Does postcode 2577 cover more than one suburb?Yes. Postcode 2577 covers 30 localities, so the postcode alone does not identify Manchester Square. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.