waterloo postcode nswbu Home ›› Postcode Finder ›› NSWBU ›› Waterloo Waterloo local listingsThe suburb of Waterloo is located in NSW and has a postcode of 2017. Free waterloo business listing! 1The Green Elephant - Waterloo15 Allen Street, Waterloo NSW, Australia 1300 353 7422Ceiling Fans857 S Dowling St, Waterloo NSW 2017, Australia 02 9662 62483Sewer Pipe Relining Sydney70/6 John Street, Waterloo NSW, Australia (02) 8379 8004 View more business listings in waterloo Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.