Home Postcode finder VIC Amherst Amherst postcode VIC Amherst is a locality in Victoria covered by postcode 3371. Postcode 3371 State or territory Victoria (VIC) Region Vic Far Country Add a free Amherst business listing Be the first listing in Amherst Common questionsWhat is the postcode for Amherst?Amherst, VIC has the postcode 3371.What state is Amherst in?Amherst is in Victoria (VIC).Does postcode 3371 cover more than one suburb?Yes. Postcode 3371 covers 10 localities, so the postcode alone does not identify Amherst. Browse other postcodes in Victoria, or widen the search to every Australian postcode.