Home Postcode finder VIC Trentham East Trentham East postcode VIC Trentham East is a locality in Victoria covered by postcode 3458. Postcode 3458 State or territory Victoria (VIC) Region Vic Far Country Add a free Trentham East business listing Be the first listing in Trentham East Common questionsWhat is the postcode for Trentham East?Trentham East, VIC has the postcode 3458.What state is Trentham East in?Trentham East is in Victoria (VIC).Does postcode 3458 cover more than one suburb?Yes. Postcode 3458 covers 9 localities, so the postcode alone does not identify Trentham East. Browse other postcodes in Victoria, or widen the search to every Australian postcode.