Home Postcode finder VIC Dawson Dawson postcode VIC Dawson is a locality in Victoria covered by postcode 3858. Postcode 3858 State or territory Victoria (VIC) Region Vic Far Country Add a free Dawson business listing Be the first listing in Dawson Common questionsWhat is the postcode for Dawson?Dawson, VIC has the postcode 3858.What state is Dawson in?Dawson is in Victoria (VIC).Does postcode 3858 cover more than one suburb?Yes. Postcode 3858 covers 20 localities, so the postcode alone does not identify Dawson. Browse other postcodes in Victoria, or widen the search to every Australian postcode.