Home Postcode finder VIC Portland West Portland West postcode VIC Portland West is a locality in Victoria covered by postcode 3305. Postcode 3305 State or territory Victoria (VIC) Region Vic Far Country Add a free Portland West business listing Be the first listing in Portland West Common questionsWhat is the postcode for Portland West?Portland West, VIC has the postcode 3305.What state is Portland West in?Portland West is in Victoria (VIC).Does postcode 3305 cover more than one suburb?Yes. Postcode 3305 covers 12 localities, so the postcode alone does not identify Portland West. Browse other postcodes in Victoria, or widen the search to every Australian postcode.