Home Postcode finder VIC Pental Island Pental Island postcode VIC Pental Island is a locality in Victoria covered by postcode 3586. Postcode 3586 State or territory Victoria (VIC) Region Vic Far Country Add a free Pental Island business listing Be the first listing in Pental Island Common questionsWhat is the postcode for Pental Island?Pental Island, VIC has the postcode 3586.What state is Pental Island in?Pental Island is in Victoria (VIC).Does postcode 3586 cover more than one suburb?Yes. Postcode 3586 covers 6 localities, so the postcode alone does not identify Pental Island. Browse other postcodes in Victoria, or widen the search to every Australian postcode.