Home Postcodes by state SA 5162 Postcode 5162 5162 is the postcode for 2 localities in SA: Morphett Vale and Woodcroft. Localities with postcode 5162Morphett ValeSAWoodcroftSA Postcode 5162 State or territory South Australia (SA) Localities 2 Council area Onkaparinga Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5161 · Postcode 5163