Home Postcode finder VIC Tooan Tooan postcode VIC Tooan is a locality in Victoria covered by postcode 3409. Postcode 3409 State or territory Victoria (VIC) Region Vic Far Country Add a free Tooan business listing Be the first listing in Tooan Common questionsWhat is the postcode for Tooan?Tooan, VIC has the postcode 3409.What state is Tooan in?Tooan is in Victoria (VIC).Does postcode 3409 cover more than one suburb?Yes. Postcode 3409 covers 12 localities, so the postcode alone does not identify Tooan. Browse other postcodes in Victoria, or widen the search to every Australian postcode.