Home Postcode finder VIC Sandhill Lake Sandhill Lake postcode VIC Sandhill Lake is a locality in Victoria covered by postcode 3579. Postcode 3579 State or territory Victoria (VIC) Region Vic Far Country Add a free Sandhill Lake business listing Be the first listing in Sandhill Lake Common questionsWhat is the postcode for Sandhill Lake?Sandhill Lake, VIC has the postcode 3579.What state is Sandhill Lake in?Sandhill Lake is in Victoria (VIC).Does postcode 3579 cover more than one suburb?Yes. Postcode 3579 covers 29 localities, so the postcode alone does not identify Sandhill Lake. Browse other postcodes in Victoria, or widen the search to every Australian postcode.