Home Postcode finder SA Gilberton Gilberton postcode SA Gilberton is a locality in South Australia covered by postcode 5081. Postcode 5081 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Gilberton business listing More business listings in Gilberton Businesses in GilbertonAdelaide Clinic33 Park Terrace · (08) 8269 8100Rose Family Chiropractic14 Northcote Terrace · 0883444650 Common questionsWhat is the postcode for Gilberton?Gilberton, SA has the postcode 5081.What state is Gilberton in?Gilberton is in South Australia (SA).Does postcode 5081 cover more than one suburb?Yes. Postcode 5081 covers 6 localities, so the postcode alone does not identify Gilberton. Browse other postcodes in South Australia, or widen the search to every Australian postcode.