myponga-beach postcode sa Home ›› Postcode Finder ›› SA ›› Myponga-Beach Myponga Beach local listingsThe suburb of Myponga Beach is located in SA and has a postcode of 5202. Free myponga beach business listing! Get the first free listing in myponga beach! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.