Home Postcode finder VIC Rubicon Rubicon postcode VIC Rubicon is a locality in Victoria covered by postcode 3712. Postcode 3712 State or territory Victoria (VIC) Region Vic Far Country Add a free Rubicon business listing Be the first listing in Rubicon Common questionsWhat is the postcode for Rubicon?Rubicon, VIC has the postcode 3712.What state is Rubicon in?Rubicon is in Victoria (VIC).Does postcode 3712 cover more than one suburb?Yes. Postcode 3712 covers 2 localities, so the postcode alone does not identify Rubicon. Browse other postcodes in Victoria, or widen the search to every Australian postcode.