coomooroo postcode sa Home ›› Postcode Finder ›› SA ›› Coomooroo Coomooroo local listingsThe suburb of Coomooroo is located in SA and has a postcode of 5431. Free coomooroo business listing! Get the first free listing in coomooroo! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.