Home Postcodes by state SA St Marys St Marys postcode SA St Marys is a locality in South Australia covered by postcode 5042. Postcode 5042 State or territory South Australia (SA) Region Sa Subs Near 1 Council area Mitcham Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free St Marys business listing More business listings in St Marys Suburbs near St MarysStraight-line distance between locality centres.Clovelly ParkSA 5042 · 0.2 kmDaw ParkSA 5041 · 1.2 kmPasadenaSA 5042 · 1.4 kmMelrose ParkSA 5039 · 1.7 kmMarionSA 5043 · 1.8 kmMitchell ParkSA 5043 · 1.8 kmAscot ParkSA 5043 · 1.8 kmColonel Light GardensSA 5041 · 2.0 kmPark HolmeSA 5043 · 2.0 kmEdwardstownSA 5039 · 2.1 kmPanoramaSA 5041 · 2.2 kmClarence GardensSA 5039 · 2.6 kmDistances to every suburb around St Marys Businesses in St MarysAdrian Brien Ford1305 South Road · (08) 8374 5444Adrian Brien Ford1305 South Road · 0883745444Adrian Brien Ford1305 South Road · (08) 8374 5444 Also in postcode 5042Bedford ParkSA 5042Clovelly ParkSA 5042Flinders UniversitySA 5042PasadenaSA 5042 Other places called St MarysSt MarysNSW 2760St MarysTAS 7215 Common questionsWhat is the postcode for St Marys?St Marys, SA has the postcode 5042.What state is St Marys in?St Marys is in South Australia (SA).What council is St Marys in?St Marys is in the Mitcham local government area.Does postcode 5042 cover more than one suburb?Yes. Postcode 5042 covers 5 localities, so the postcode alone does not identify St Marys.What suburbs are near St Marys?The closest are Clovelly Park (0.2 km), Daw Park (1.2 km), Pasadena (1.4 km), Melrose Park (1.7 km) and Marion (1.8 km). Distances are straight lines between locality centres. Browse other postcodes in South Australia, or widen the search to every Australian postcode.