Home Postcode finder TAS Arthurs Lake Arthurs Lake postcode TAS Arthurs Lake is a locality in Tasmania covered by postcode 7030. Postcode 7030 State or territory Tasmania (TAS) Region Tasmania Add a free Arthurs Lake business listing Be the first listing in Arthurs Lake Common questionsWhat is the postcode for Arthurs Lake?Arthurs Lake, TAS has the postcode 7030.What state is Arthurs Lake in?Arthurs Lake is in Tasmania (TAS).Does postcode 7030 cover more than one suburb?Yes. Postcode 7030 covers 35 localities, so the postcode alone does not identify Arthurs Lake. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.