Home Postcode finder VIC Chum Creek Chum Creek postcode VIC Chum Creek is a locality in Victoria covered by postcode 3777. Postcode 3777 State or territory Victoria (VIC) Region Ringwood Add a free Chum Creek business listing Be the first listing in Chum Creek Common questionsWhat is the postcode for Chum Creek?Chum Creek, VIC has the postcode 3777.What state is Chum Creek in?Chum Creek is in Victoria (VIC).Does postcode 3777 cover more than one suburb?Yes. Postcode 3777 covers 8 localities, so the postcode alone does not identify Chum Creek. Browse other postcodes in Victoria, or widen the search to every Australian postcode.