warialda postcode nswbu Home ›› Postcode Finder ›› NSWBU ›› Warialda Warialda local listingsThe suburb of Warialda is located in NSW and has a postcode of 2402. Free warialda business listing! 1St Joseph's SchoolStewart Ave 02 672913282Warialda Public School27 Hope St 02 672911313Warialda High School2 Apollo Ave 02 67291000 View more business listings in warialda Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.