woolongong postcode nsw Home ›› Postcode Finder ›› NSW ›› Woolongong local listingsThe suburb of is located in and has a postcode of 0. Free woolongong business listing! 1Regus WoolongongLevel 1 02 4254 1000 View more business listings in woolongong Search and find other Postcodes in or widen the search to Postcodes in Australia.