kosciuszko-national-park postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Kosciuszko-National-Park Kosciuszko National Park local listingsThe suburb of Kosciuszko National Park is located in NSW and has a postcode of 2627. Free kosciuszko national park business listing! Get the first free listing in kosciuszko national park! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.