gilgai postcode nswrv Home ›› Postcode Finder ›› NSWRV ›› Gilgai Gilgai local listingsThe suburb of Gilgai is located in NSW and has a postcode of 2360. Free gilgai business listing! 1Gilgai Public SchoolGilgai Creek 02 67231309 View more business listings in gilgai Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.