gidley postcode nswst Home ›› Postcode Finder ›› NSWST ›› Gidley Gidley local listingsThe suburb of Gidley is located in NSW and has a postcode of 2340. Free gidley business listing! Get the first free listing in gidley! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.