Home Postcode finder VIC Glenfalloch Glenfalloch postcode VIC Glenfalloch is a locality in Victoria covered by postcode 3858. Postcode 3858 State or territory Victoria (VIC) Region Vic Far Country Add a free Glenfalloch business listing Be the first listing in Glenfalloch Common questionsWhat is the postcode for Glenfalloch?Glenfalloch, VIC has the postcode 3858.What state is Glenfalloch in?Glenfalloch is in Victoria (VIC).Does postcode 3858 cover more than one suburb?Yes. Postcode 3858 covers 20 localities, so the postcode alone does not identify Glenfalloch. Browse other postcodes in Victoria, or widen the search to every Australian postcode.