Home Postcode finder VIC Quantong Quantong postcode VIC Quantong is a locality in Victoria covered by postcode 3401. Postcode 3401 State or territory Victoria (VIC) Region Vic Far Country Add a free Quantong business listing Be the first listing in Quantong Common questionsWhat is the postcode for Quantong?Quantong, VIC has the postcode 3401.What state is Quantong in?Quantong is in Victoria (VIC).Does postcode 3401 cover more than one suburb?Yes. Postcode 3401 covers 33 localities, so the postcode alone does not identify Quantong. Browse other postcodes in Victoria, or widen the search to every Australian postcode.