hillgrove postcode nswst Home ›› Postcode Finder ›› NSWST ›› Hillgrove Hillgrove local listingsThe suburb of Hillgrove is located in NSW and has a postcode of 2350. Free hillgrove business listing! Get the first free listing in hillgrove! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.