Home Postcodes by state SA 5009 Postcode 5009 5009 is the postcode for 3 localities in SA: Allenby Gardens, Beverley and Kilkenny. Localities with postcode 5009Allenby GardensSABeverleySAKilkennySA Postcode 5009 State or territory South Australia (SA) Localities 3 Council area Charles Sturt Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5008 · Postcode 5010