Home Postcode finder SA Virginia Virginia postcode SA Virginia is a locality in South Australia covered by postcode 5120. Postcode 5120 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Virginia business listing More business listings in Virginia Businesses in VirginiaVirginia Primary SchoolPark Rd · 08 83809292 Common questionsWhat is the postcode for Virginia?Virginia, SA has the postcode 5120.What state is Virginia in?Virginia is in South Australia (SA).Does postcode 5120 cover more than one suburb?Yes. Postcode 5120 covers 2 localities, so the postcode alone does not identify Virginia. Browse other postcodes in South Australia, or widen the search to every Australian postcode.