Home Postcode finder VIC Chewton Chewton postcode VIC Chewton is a locality in Victoria covered by postcode 3451. Postcode 3451 State or territory Victoria (VIC) Region Vic Far Country Add a free Chewton business listing More business listings in Chewton Businesses in ChewtonChewton Primary SchoolHunter St · 03 54722557 Common questionsWhat is the postcode for Chewton?Chewton, VIC has the postcode 3451.What state is Chewton in?Chewton is in Victoria (VIC).Does postcode 3451 cover more than one suburb?Yes. Postcode 3451 covers 16 localities, so the postcode alone does not identify Chewton. Browse other postcodes in Victoria, or widen the search to every Australian postcode.