blacktown postcode nswst Home ›› Postcode Finder ›› NSWST ›› Blacktown Blacktown local listingsThe suburb of Blacktown is located in NSW and has a postcode of 2148. Free blacktown business listing! 1Mobile Car Detailer idetail sydney 1595 sunnyholt rd 04216420182Blacktown Girls High SchoolFifth Ave 02 983175773Evans High SchoolWalters Rd 02 96213622 View more business listings in blacktown Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.