Home Postcode finder VIC Watsons Creek Watsons Creek postcode VIC Watsons Creek is a locality in Victoria covered by postcode 3097. Postcode 3097 State or territory Victoria (VIC) Region Melbourne North West Add a free Watsons Creek business listing Be the first listing in Watsons Creek Common questionsWhat is the postcode for Watsons Creek?Watsons Creek, VIC has the postcode 3097.What state is Watsons Creek in?Watsons Creek is in Victoria (VIC).Does postcode 3097 cover more than one suburb?Yes. Postcode 3097 covers 3 localities, so the postcode alone does not identify Watsons Creek. Browse other postcodes in Victoria, or widen the search to every Australian postcode.