purnong-landing postcode sa Home ›› Postcode Finder ›› SA ›› Purnong-Landing Purnong Landing local listingsThe suburb of Purnong Landing is located in SA and has a postcode of 5238. Free purnong landing business listing! Get the first free listing in purnong landing! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.