geegully-creek postcode wa Home ›› Postcode Finder ›› WA ›› Geegully-Creek Geegully Creek local listingsThe suburb of Geegully Creek is located in WA and has a postcode of 6728. Free geegully creek business listing! Get the first free listing in geegully creek! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.