coopernook postcode nsw Home ›› Postcode Finder ›› NSW ›› Coopernook Coopernook local listingsThe suburb of Coopernook is located in NSW and has a postcode of 2426. Free coopernook business listing! 1Coopernook Public SchoolMacquarie St 02 65563162 View more business listings in coopernook Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.