Home Postcode finder SA Kersbrook Kersbrook postcode SA Kersbrook is a locality in South Australia covered by postcode 5231. Postcode 5231 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Kersbrook business listing More business listings in Kersbrook Businesses in KersbrookDrink Creatively1st, Kersbrook Adelaide Hills, SA, Australia · 0484 238 090Kersbrook Primary SchoolBowden St · 08 83893068 Common questionsWhat is the postcode for Kersbrook?Kersbrook, SA has the postcode 5231.What state is Kersbrook in?Kersbrook is in South Australia (SA).Does postcode 5231 cover more than one suburb?Yes. Postcode 5231 covers 3 localities, so the postcode alone does not identify Kersbrook. Browse other postcodes in South Australia, or widen the search to every Australian postcode.