Home Postcode finder VIC Seacombe Seacombe postcode VIC Seacombe is a locality in Victoria covered by postcode 3851. Postcode 3851 State or territory Victoria (VIC) Region Vic Far Country Add a free Seacombe business listing Be the first listing in Seacombe Common questionsWhat is the postcode for Seacombe?Seacombe, VIC has the postcode 3851.What state is Seacombe in?Seacombe is in Victoria (VIC).Does postcode 3851 cover more than one suburb?Yes. Postcode 3851 covers 27 localities, so the postcode alone does not identify Seacombe. Browse other postcodes in Victoria, or widen the search to every Australian postcode.