Home Postcode finder VIC Koonda Koonda postcode VIC Koonda is a locality in Victoria covered by postcode 3669. Postcode 3669 State or territory Victoria (VIC) Region Vic Far Country Add a free Koonda business listing Be the first listing in Koonda Common questionsWhat is the postcode for Koonda?Koonda, VIC has the postcode 3669.What state is Koonda in?Koonda is in Victoria (VIC).Does postcode 3669 cover more than one suburb?Yes. Postcode 3669 covers 11 localities, so the postcode alone does not identify Koonda. Browse other postcodes in Victoria, or widen the search to every Australian postcode.