Home Postcode finder VIC Lake Powell Lake Powell postcode VIC Lake Powell is a locality in Victoria covered by postcode 3597. Postcode 3597 State or territory Victoria (VIC) Region Vic Far Country Add a free Lake Powell business listing Be the first listing in Lake Powell Common questionsWhat is the postcode for Lake Powell?Lake Powell, VIC has the postcode 3597.What state is Lake Powell in?Lake Powell is in Victoria (VIC).Does postcode 3597 cover more than one suburb?Yes. Postcode 3597 covers 6 localities, so the postcode alone does not identify Lake Powell. Browse other postcodes in Victoria, or widen the search to every Australian postcode.