Home Postcode finder VIC Chiltern Valley Chiltern Valley postcode VIC Chiltern Valley is a locality in Victoria covered by postcode 3683. Postcode 3683 State or territory Victoria (VIC) Region Vic Far Country Add a free Chiltern Valley business listing Be the first listing in Chiltern Valley Common questionsWhat is the postcode for Chiltern Valley?Chiltern Valley, VIC has the postcode 3683.What state is Chiltern Valley in?Chiltern Valley is in Victoria (VIC).Does postcode 3683 cover more than one suburb?Yes. Postcode 3683 covers 3 localities, so the postcode alone does not identify Chiltern Valley. Browse other postcodes in Victoria, or widen the search to every Australian postcode.