Home Postcode finder VIC Fern Hill Fern Hill postcode VIC Fern Hill is a locality in Victoria covered by postcode 3458. Postcode 3458 State or territory Victoria (VIC) Region Vic Far Country Add a free Fern Hill business listing Be the first listing in Fern Hill Common questionsWhat is the postcode for Fern Hill?Fern Hill, VIC has the postcode 3458.What state is Fern Hill in?Fern Hill is in Victoria (VIC).Does postcode 3458 cover more than one suburb?Yes. Postcode 3458 covers 9 localities, so the postcode alone does not identify Fern Hill. Browse other postcodes in Victoria, or widen the search to every Australian postcode.