heathfield postcode sa Home ›› Postcode Finder ›› SA ›› Heathfield Heathfield local listingsThe suburb of Heathfield is located in SA and has a postcode of 5153. Free heathfield business listing! 1Heathfield Primary School201 Longwood Rd 08 833919242Heathfield High School99 Longwood Rd 08 81399300 View more business listings in heathfield Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.