corunna postcode nswst Home ›› Postcode Finder ›› NSWST ›› Corunna Corunna local listingsThe suburb of Corunna is located in NSW and has a postcode of 2546. Free corunna business listing! Get the first free listing in corunna! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.