farringdon postcode nswst Home ›› Postcode Finder ›› NSWST ›› Farringdon Farringdon local listingsThe suburb of Farringdon is located in NSW and has a postcode of 2622. Free farringdon business listing! Get the first free listing in farringdon! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.