Home Postcode finder SA Geranium Geranium postcode SA Geranium is a locality in South Australia covered by postcode 5301. Postcode 5301 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Geranium business listing More business listings in Geranium Businesses in GeraniumGeranium Primary School1-3 Geranium Terrace · 08 85772277 Common questionsWhat is the postcode for Geranium?Geranium, SA has the postcode 5301.What state is Geranium in?Geranium is in South Australia (SA).Does postcode 5301 cover more than one suburb?Yes. Postcode 5301 covers 9 localities, so the postcode alone does not identify Geranium. Browse other postcodes in South Australia, or widen the search to every Australian postcode.