jewells postcode nswst Home ›› Postcode Finder ›› NSWST ›› Jewells Jewells local listingsThe suburb of Jewells is located in NSW and has a postcode of 2280. Free jewells business listing! 1Jewells Public School20 Lepton Pde 02 49487300 View more business listings in jewells Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.