Home Postcode finder VIC Marthavale Marthavale postcode VIC Marthavale is a locality in Victoria covered by postcode 3875. Postcode 3875 State or territory Victoria (VIC) Region Vic Far Country Add a free Marthavale business listing Be the first listing in Marthavale Common questionsWhat is the postcode for Marthavale?Marthavale, VIC has the postcode 3875.What state is Marthavale in?Marthavale is in Victoria (VIC).Does postcode 3875 cover more than one suburb?Yes. Postcode 3875 covers 34 localities, so the postcode alone does not identify Marthavale. Browse other postcodes in Victoria, or widen the search to every Australian postcode.