Home Postcode finder VIC Mckenzie Hill Mckenzie Hill postcode VIC Mckenzie Hill is a locality in Victoria covered by postcode 3451. Postcode 3451 State or territory Victoria (VIC) Region Vic Far Country Add a free Mckenzie Hill business listing Be the first listing in Mckenzie Hill Common questionsWhat is the postcode for Mckenzie Hill?Mckenzie Hill, VIC has the postcode 3451.What state is Mckenzie Hill in?Mckenzie Hill 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 Mckenzie Hill. Browse other postcodes in Victoria, or widen the search to every Australian postcode.