Home Postcode finder SA Wandilo Wandilo postcode SA Wandilo is a locality in South Australia covered by postcode 5291. Postcode 5291 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Wandilo business listing Be the first listing in Wandilo Common questionsWhat is the postcode for Wandilo?Wandilo, SA has the postcode 5291.What state is Wandilo in?Wandilo is in South Australia (SA).Does postcode 5291 cover more than one suburb?Yes. Postcode 5291 covers 34 localities, so the postcode alone does not identify Wandilo. Browse other postcodes in South Australia, or widen the search to every Australian postcode.