Home Postcode finder WA North Fremantle North Fremantle postcode WA North Fremantle is a locality in Western Australia covered by postcode 6159. Postcode 6159 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free North Fremantle business listing More business listings in North Fremantle Businesses in North FremantleEncore Luxury Charters21 Pier Street · 0417 946 261Face Forward78 Stirling Highway · 08 9385 5544Media On Mars77 Stirling Highway · (08) 9433 3394 Common questionsWhat is the postcode for North Fremantle?North Fremantle, WA has the postcode 6159.What state is North Fremantle in?North Fremantle is in Western Australia (WA).Does postcode 6159 cover more than one suburb?No. Postcode 6159 covers North Fremantle only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.