glenbawn postcode nswrv Home ›› Postcode Finder ›› NSWRV ›› Glenbawn Glenbawn local listingsThe suburb of Glenbawn is located in NSW and has a postcode of 2337. Free glenbawn business listing! Get the first free listing in glenbawn! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.