Home Postcode finder TAS Mersey Forest Mersey Forest postcode TAS Mersey Forest is a locality in Tasmania covered by postcode 7304. Postcode 7304 State or territory Tasmania (TAS) Region Tasmania Add a free Mersey Forest business listing Be the first listing in Mersey Forest Common questionsWhat is the postcode for Mersey Forest?Mersey Forest, TAS has the postcode 7304.What state is Mersey Forest in?Mersey Forest is in Tasmania (TAS).Does postcode 7304 cover more than one suburb?Yes. Postcode 7304 covers 29 localities, so the postcode alone does not identify Mersey Forest. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.