hillston postcode nsw Home ›› Postcode Finder ›› NSW ›› Hillston Hillston local listingsThe suburb of Hillston is located in NSW and has a postcode of 2675. Free hillston business listing! 1Hillston Central School62-80 Moore St 02 696722772St Joseph's SchoolAiden St 02 69672462 View more business listings in hillston Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.