Home Postcodes by state SA 5013 Postcode 5013 5013 is the postcode for 6 localities in SA: Gillman, Ottoway, Pennington, Rosewater, Rosewater East and Wingfield. Localities with postcode 5013GillmanSAOttowaySAPenningtonSARosewaterSARosewater EastSAWingfieldSA Postcode 5013 State or territory South Australia (SA) Localities 6 Council area Port Adelaide Enfield; Charles Sturt Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 5012 · Postcode 5014