Home Postcode finder TAS Deddington Deddington postcode TAS Deddington is a locality in Tasmania covered by postcode 7212. Postcode 7212 State or territory Tasmania (TAS) Region Tasmania Add a free Deddington business listing Be the first listing in Deddington Common questionsWhat is the postcode for Deddington?Deddington, TAS has the postcode 7212.What state is Deddington in?Deddington is in Tasmania (TAS).Does postcode 7212 cover more than one suburb?Yes. Postcode 7212 covers 8 localities, so the postcode alone does not identify Deddington. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.