Home Postcode finder VIC Lake Rowan Lake Rowan postcode VIC Lake Rowan is a locality in Victoria covered by postcode 3727. Postcode 3727 State or territory Victoria (VIC) Region Vic Far Country Add a free Lake Rowan business listing Be the first listing in Lake Rowan Common questionsWhat is the postcode for Lake Rowan?Lake Rowan, VIC has the postcode 3727.What state is Lake Rowan in?Lake Rowan is in Victoria (VIC).Does postcode 3727 cover more than one suburb?Yes. Postcode 3727 covers 5 localities, so the postcode alone does not identify Lake Rowan. Browse other postcodes in Victoria, or widen the search to every Australian postcode.