north-plympton postcode sa Home ›› Postcode Finder ›› SA ›› North-Plympton North Plympton local listingsThe suburb of North Plympton is located in SA and has a postcode of 5037. Free north plympton business listing! Get the first free listing in north plympton! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.