Home Postcode finder VIC Archdale Archdale postcode VIC Archdale is a locality in Victoria covered by postcode 3475. Postcode 3475 State or territory Victoria (VIC) Region Vic Far Country Add a free Archdale business listing Be the first listing in Archdale Common questionsWhat is the postcode for Archdale?Archdale, VIC has the postcode 3475.What state is Archdale in?Archdale is in Victoria (VIC).Does postcode 3475 cover more than one suburb?Yes. Postcode 3475 covers 7 localities, so the postcode alone does not identify Archdale. Browse other postcodes in Victoria, or widen the search to every Australian postcode.