Home Postcode finder VIC Mount Best Mount Best postcode VIC Mount Best is a locality in Victoria covered by postcode 3960. Postcode 3960 State or territory Victoria (VIC) Region Vic Far Country Add a free Mount Best business listing Be the first listing in Mount Best Common questionsWhat is the postcode for Mount Best?Mount Best, VIC has the postcode 3960.What state is Mount Best in?Mount Best is in Victoria (VIC).Does postcode 3960 cover more than one suburb?Yes. Postcode 3960 covers 13 localities, so the postcode alone does not identify Mount Best. Browse other postcodes in Victoria, or widen the search to every Australian postcode.