kellys-plains postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Kellys-Plains Kellys Plains local listingsThe suburb of Kellys Plains is located in NSW and has a postcode of 2350. Free kellys plains business listing! Get the first free listing in kellys plains! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.