collaroy-plateau postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Collaroy-Plateau Collaroy Plateau local listingsThe suburb of Collaroy Plateau is located in NSW and has a postcode of 2097. Free collaroy plateau business listing! Get the first free listing in collaroy plateau! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.