Home Postcodes by state SA 5651 Postcode 5651 5651 is the postcode for Kyancutta, SA. Localities with postcode 5651KyancuttaSA Postcode 5651 State or territory South Australia (SA) Localities 1 Council area Wudinna Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5650 · Postcode 5652