Home Postcode finder VIC Rokeby Rokeby postcode VIC Rokeby is a locality in Victoria covered by postcode 3821. Postcode 3821 State or territory Victoria (VIC) Region Vic Far Country Add a free Rokeby business listing Be the first listing in Rokeby Common questionsWhat is the postcode for Rokeby?Rokeby, VIC has the postcode 3821.What state is Rokeby in?Rokeby is in Victoria (VIC).Does postcode 3821 cover more than one suburb?Yes. Postcode 3821 covers 17 localities, so the postcode alone does not identify Rokeby. Browse other postcodes in Victoria, or widen the search to every Australian postcode.