twelve-mile-creek postcode nsw Home ›› Postcode Finder ›› NSW ›› Twelve-Mile-Creek Twelve Mile Creek local listingsThe suburb of Twelve Mile Creek is located in NSW and has a postcode of 2324. Free twelve mile creek business listing! Get the first free listing in twelve mile creek! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.