leeton postcode nswst Home ›› Postcode Finder ›› NSWST ›› Leeton Leeton local listingsThe suburb of Leeton is located in NSW and has a postcode of 2705. Free leeton business listing! 1Gralee SchoolYanco Ave 02 695333502Leeton High School2-30 Myrtle St 02 695321223St Francis De Sales Regional College102 Yanco Ave 02 69533622 View more business listings in leeton Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.