Home Postcode finder SA Towitta Towitta postcode SA Towitta is a locality in South Australia covered by postcode 5353. Postcode 5353 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Towitta business listing Be the first listing in Towitta Common questionsWhat is the postcode for Towitta?Towitta, SA has the postcode 5353.What state is Towitta in?Towitta is in South Australia (SA).Does postcode 5353 cover more than one suburb?Yes. Postcode 5353 covers 11 localities, so the postcode alone does not identify Towitta. Browse other postcodes in South Australia, or widen the search to every Australian postcode.