Home Postcode finder TAS Devonport Devonport postcode TAS Devonport is a locality in Tasmania covered by postcode 7310. Postcode 7310 State or territory Tasmania (TAS) Region Tasmania Add a free Devonport business listing More business listings in Devonport Businesses in DevonportBarrington Support School113 Middle Rd · 03 64245554Devonport High School91 Best St · 03 64249461Devonport Primary SchoolStewart St · 03 64247788 Common questionsWhat is the postcode for Devonport?Devonport, TAS has the postcode 7310.What state is Devonport in?Devonport is in Tasmania (TAS).Does postcode 7310 cover more than one suburb?Yes. Postcode 7310 covers 24 localities, so the postcode alone does not identify Devonport. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.