Home Postcode finder SA Ninnes Ninnes postcode SA Ninnes is a locality in South Australia covered by postcode 5560. Postcode 5560 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Ninnes business listing Be the first listing in Ninnes Common questionsWhat is the postcode for Ninnes?Ninnes, SA has the postcode 5560.What state is Ninnes in?Ninnes is in South Australia (SA).Does postcode 5560 cover more than one suburb?Yes. Postcode 5560 covers 2 localities, so the postcode alone does not identify Ninnes. Browse other postcodes in South Australia, or widen the search to every Australian postcode.