north-fremantle postcode wa Home ›› Postcode Finder ›› WA ›› North-Fremantle North Fremantle local listingsThe suburb of North Fremantle is located in WA and has a postcode of 6159. Free north fremantle business listing! Get the first free listing in north fremantle! Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.