waterloo postcode nsw Home ›› Postcode Finder ›› NSW ›› Waterloo Waterloo local listingsThe suburb of Waterloo is located in NSW and has a postcode of 2017. Free waterloo business listing! 1Taylors College965 Bourke St 02 830397002Our Lady of Mt Carmel School2-6 Kellick St 02 969914073Green Square School237 Botany Rd 02 93191759 View more business listings in waterloo Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.