Home Postcode finder SA Rocky Gully Rocky Gully postcode SA Rocky Gully is a locality in South Australia covered by postcode 5253. Postcode 5253 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Rocky Gully business listing Be the first listing in Rocky Gully Common questionsWhat is the postcode for Rocky Gully?Rocky Gully, SA has the postcode 5253.What state is Rocky Gully in?Rocky Gully is in South Australia (SA).Does postcode 5253 cover more than one suburb?Yes. Postcode 5253 covers 25 localities, so the postcode alone does not identify Rocky Gully. Browse other postcodes in South Australia, or widen the search to every Australian postcode.