greta postcode nswrv Home ›› Postcode Finder ›› NSWRV ›› Greta Greta local listingsThe suburb of Greta is located in NSW and has a postcode of 2334. Free greta business listing! 1St Mary's Infants SchoolBranxton St 02 493873332Greta Public SchoolWyndham St 02 493873313Goanna Gold Detectors44 Wyndham St 02 4938 7670 View more business listings in greta Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.