Home Postcode finder VIC Markwood Markwood postcode VIC Markwood is a locality in Victoria covered by postcode 3678. Postcode 3678 State or territory Victoria (VIC) Region Vic Far Country Add a free Markwood business listing Be the first listing in Markwood Common questionsWhat is the postcode for Markwood?Markwood, VIC has the postcode 3678.What state is Markwood in?Markwood is in Victoria (VIC).Does postcode 3678 cover more than one suburb?Yes. Postcode 3678 covers 35 localities, so the postcode alone does not identify Markwood. Browse other postcodes in Victoria, or widen the search to every Australian postcode.