blacksmiths postcode nswst Home ›› Postcode Finder ›› NSWST ›› Blacksmiths Blacksmiths local listingsThe suburb of Blacksmiths is located in NSW and has a postcode of 2281. Free blacksmiths business listing! 1Blacksmiths Public School9 Amaroo St 02 49711519 View more business listings in blacksmiths Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.