gulgong postcode nsw Home ›› Postcode Finder ›› NSW ›› Gulgong Gulgong local listingsThe suburb of Gulgong is located in NSW and has a postcode of 2852. Free gulgong business listing! 1Gulgong Public School66 Belmore St 02 637416222Gulgong High SchoolBelmore St 02 637412013All Hallows Primary School49 Bayly St 02 63741582 View more business listings in gulgong Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.