stepney postcode sa Home ›› Postcode Finder ›› SA ›› Stepney Stepney local listingsThe suburb of Stepney is located in SA and has a postcode of 5069. Free stepney business listing! 1Telemallaudio21 Henry Street 13003631112Semi Frameless Shower Screens32 Nelson St (08) 8362 50723Semi Frameless Shower Screens32 Nelson St (08) 8362 5072 View more business listings in stepney Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.