tea-tree-gully postcode sa Home ›› Postcode Finder ›› SA ›› Tea-Tree-Gully Tea Tree Gully local listingsThe suburb of Tea Tree Gully is located in SA and has a postcode of 5091. Free tea tree gully business listing! Get the first free listing in tea tree gully! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.