waterfall postcode nsw Home ›› Postcode Finder ›› NSW ›› Waterfall Waterfall local listingsThe suburb of Waterfall is located in NSW and has a postcode of 2233. Free waterfall business listing! 1Waterfall Public School15 Mckell Ave 02 95209638 View more business listings in waterfall Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.