Home Postcode finder SA Snowtown Snowtown postcode SA Snowtown is a locality in South Australia covered by postcode 5520. Postcode 5520 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Snowtown business listing More business listings in Snowtown Businesses in SnowtownSnowtown Area SchoolGlen Davidson Drive · 08 88652006 Common questionsWhat is the postcode for Snowtown?Snowtown, SA has the postcode 5520.What state is Snowtown in?Snowtown is in South Australia (SA).Does postcode 5520 cover more than one suburb?Yes. Postcode 5520 covers 6 localities, so the postcode alone does not identify Snowtown. Browse other postcodes in South Australia, or widen the search to every Australian postcode.