mollymook-beach postcode nswst Home ›› Postcode Finder ›› NSWST ›› Mollymook-Beach Mollymook Beach local listingsThe suburb of Mollymook Beach is located in NSW and has a postcode of 2539. Free mollymook beach business listing! Get the first free listing in mollymook beach! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.