Home Postcode finder SA Royston Park Royston Park postcode SA Royston Park is a locality in South Australia covered by postcode 5070. Postcode 5070 State or territory South Australia (SA) Region Sa Subs Near 2 Add a free Royston Park business listing More business listings in Royston Park Businesses in Royston ParkAustralian Medical Placementslevel 1/313 Payneham Road, Royston Park SA 5070, Australia · 1300666420Climat Commercial Pty Ltd329 Payneham Road, Royston Park SA 5070, Australia · 1300856585Climat Reverse Cycle Air Conditioning329 Payneham Rd, Royston Park SA 5070, Australia · 0871209200 Common questionsWhat is the postcode for Royston Park?Royston Park, SA has the postcode 5070.What state is Royston Park in?Royston Park is in South Australia (SA).Does postcode 5070 cover more than one suburb?Yes. Postcode 5070 covers 9 localities, so the postcode alone does not identify Royston Park. Browse other postcodes in South Australia, or widen the search to every Australian postcode.