Home Postcode finder VIC Morwell Upper Morwell Upper postcode VIC Morwell Upper is a locality in Victoria covered by postcode 3840. Postcode 3840 State or territory Victoria (VIC) Region Vic Country Add a free Morwell Upper business listing Be the first listing in Morwell Upper Common questionsWhat is the postcode for Morwell Upper?Morwell Upper, VIC has the postcode 3840.What state is Morwell Upper in?Morwell Upper is in Victoria (VIC).Does postcode 3840 cover more than one suburb?Yes. Postcode 3840 covers 11 localities, so the postcode alone does not identify Morwell Upper. Browse other postcodes in Victoria, or widen the search to every Australian postcode.