Home Postcode finder SA Ucolta Ucolta postcode SA Ucolta is a locality in South Australia covered by postcode 5422. Postcode 5422 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Ucolta business listing Be the first listing in Ucolta Common questionsWhat is the postcode for Ucolta?Ucolta, SA has the postcode 5422.What state is Ucolta in?Ucolta is in South Australia (SA).Does postcode 5422 cover more than one suburb?Yes. Postcode 5422 covers 13 localities, so the postcode alone does not identify Ucolta. Browse other postcodes in South Australia, or widen the search to every Australian postcode.