trentham-east postcode vic Home ›› Postcode Finder ›› VIC ›› Trentham-East Trentham East local listingsThe suburb of Trentham East is located in VIC and has a postcode of 3458. Free trentham east business listing! Get the first free listing in trentham east! Search and find other Postcodes in Victoria or widen the search to Postcodes in Australia.