Home Postcode finder TAS Wivenhoe Wivenhoe postcode TAS Wivenhoe is a locality in Tasmania covered by postcode 7320. Postcode 7320 State or territory Tasmania (TAS) Region Tasmania Add a free Wivenhoe business listing More business listings in Wivenhoe Businesses in WivenhoeLeighland Christian SchoolStowport Rd · 03 64317778 Common questionsWhat is the postcode for Wivenhoe?Wivenhoe, TAS has the postcode 7320.What state is Wivenhoe in?Wivenhoe is in Tasmania (TAS).Does postcode 7320 cover more than one suburb?Yes. Postcode 7320 covers 19 localities, so the postcode alone does not identify Wivenhoe. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.