Home Postcode finder VIC Williams Landing Williams Landing postcode VIC Williams Landing is a locality in Victoria covered by postcode 3027. Postcode 3027 State or territory Victoria (VIC) Region Melbourne North West Add a free Williams Landing business listing Be the first listing in Williams Landing Common questionsWhat is the postcode for Williams Landing?Williams Landing, VIC has the postcode 3027.What state is Williams Landing in?Williams Landing is in Victoria (VIC).Does postcode 3027 cover more than one suburb?No. Postcode 3027 covers Williams Landing only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Victoria, or widen the search to every Australian postcode.