Home Postcode finder SA Piccadilly Piccadilly postcode SA Piccadilly is a locality in South Australia covered by postcode 5151. Postcode 5151 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Piccadilly business listing Be the first listing in Piccadilly Common questionsWhat is the postcode for Piccadilly?Piccadilly, SA has the postcode 5151.What state is Piccadilly in?Piccadilly is in South Australia (SA).Does postcode 5151 cover more than one suburb?No. Postcode 5151 covers Piccadilly only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in South Australia, or widen the search to every Australian postcode.