Home Postcode finder SA Seacliff Park Seacliff Park postcode SA Seacliff Park is a locality in South Australia covered by postcode 5049. Postcode 5049 State or territory South Australia (SA) Region Sa Subs Near 1 Add a free Seacliff Park business listing More business listings in Seacliff Park Businesses in Seacliff ParkThe Candle EstablishmentSeacliff Park SA, Australia · 0400515036 Common questionsWhat is the postcode for Seacliff Park?Seacliff Park, SA has the postcode 5049.What state is Seacliff Park in?Seacliff Park is in South Australia (SA).Does postcode 5049 cover more than one suburb?Yes. Postcode 5049 covers 5 localities, so the postcode alone does not identify Seacliff Park. Browse other postcodes in South Australia, or widen the search to every Australian postcode.