hallett-cove postcode sa Home ›› Postcode Finder ›› SA ›› Hallett-Cove Hallett Cove local listingsThe suburb of Hallett Cove is located in SA and has a postcode of 5158. Free hallett cove business listing! Get the first free listing in hallett cove! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.