kogarah-bay postcode nswst Home ›› Postcode Finder ›› NSWST ›› Kogarah-Bay Kogarah Bay local listingsThe suburb of Kogarah Bay is located in NSW and has a postcode of 2217. Free kogarah bay business listing! Get the first free listing in kogarah bay! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.