Home Postcode finder SA Strathalbyn Strathalbyn postcode SA Strathalbyn is a locality in South Australia covered by postcode 5255. Postcode 5255 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Strathalbyn business listing More business listings in Strathalbyn Businesses in StrathalbynMurraylands Christian College28 East Terrace · 08 85363355Eastern Fleurieu R-12 School11 Callington Rd · 08 85362455Eastern Fleurieu R-12 School34 East Terrace · 08 85362344 Common questionsWhat is the postcode for Strathalbyn?Strathalbyn, SA has the postcode 5255.What state is Strathalbyn in?Strathalbyn is in South Australia (SA).Does postcode 5255 cover more than one suburb?Yes. Postcode 5255 covers 19 localities, so the postcode alone does not identify Strathalbyn. Browse other postcodes in South Australia, or widen the search to every Australian postcode.