Home Postcode finder VIC Buchan South Buchan South postcode VIC Buchan South is a locality in Victoria covered by postcode 3885. Postcode 3885 State or territory Victoria (VIC) Region Vic Far Country Add a free Buchan South business listing Be the first listing in Buchan South Common questionsWhat is the postcode for Buchan South?Buchan South, VIC has the postcode 3885.What state is Buchan South in?Buchan South is in Victoria (VIC).Does postcode 3885 cover more than one suburb?Yes. Postcode 3885 covers 17 localities, so the postcode alone does not identify Buchan South. Browse other postcodes in Victoria, or widen the search to every Australian postcode.