Home Postcode finder VIC Marionvale Marionvale postcode VIC Marionvale is a locality in Victoria covered by postcode 3634. Postcode 3634 State or territory Victoria (VIC) Region Vic Far Country Add a free Marionvale business listing Be the first listing in Marionvale Common questionsWhat is the postcode for Marionvale?Marionvale, VIC has the postcode 3634.What state is Marionvale in?Marionvale is in Victoria (VIC).Does postcode 3634 cover more than one suburb?Yes. Postcode 3634 covers 7 localities, so the postcode alone does not identify Marionvale. Browse other postcodes in Victoria, or widen the search to every Australian postcode.