Home Postcode finder VIC Dewhurst Dewhurst postcode VIC Dewhurst is a locality in Victoria covered by postcode 3808. Postcode 3808 State or territory Victoria (VIC) Region Frankston Add a free Dewhurst business listing Be the first listing in Dewhurst Common questionsWhat is the postcode for Dewhurst?Dewhurst, VIC has the postcode 3808.What state is Dewhurst in?Dewhurst is in Victoria (VIC).Does postcode 3808 cover more than one suburb?Yes. Postcode 3808 covers 2 localities, so the postcode alone does not identify Dewhurst. Browse other postcodes in Victoria, or widen the search to every Australian postcode.