barraba postcode nswst Home ›› Postcode Finder ›› NSWST ›› Barraba Barraba local listingsThe suburb of Barraba is located in NSW and has a postcode of 2347. Free barraba business listing! 1Barraba Central School29 Gotha St 02 678211042St Joseph's School60 Fitzroy St 02 67821685 View more business listings in barraba Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.