Home Postcode finder VIC Christmas Hills Christmas Hills postcode VIC Christmas Hills is a locality in Victoria covered by postcode 3775. Postcode 3775 State or territory Victoria (VIC) Region Ringwood Add a free Christmas Hills business listing More business listings in Christmas Hills Businesses in Christmas HillsChristmas Hills Primary School1409 Main Rd · 03 97301238 Common questionsWhat is the postcode for Christmas Hills?Christmas Hills, VIC has the postcode 3775.What state is Christmas Hills in?Christmas Hills is in Victoria (VIC).Does postcode 3775 cover more than one suburb?Yes. Postcode 3775 covers 5 localities, so the postcode alone does not identify Christmas Hills. Browse other postcodes in Victoria, or widen the search to every Australian postcode.