Home Postcode finder TAS Golconda Golconda postcode TAS Golconda is a locality in Tasmania covered by postcode 7254. Postcode 7254 State or territory Tasmania (TAS) Region Tasmania Add a free Golconda business listing Be the first listing in Golconda Common questionsWhat is the postcode for Golconda?Golconda, TAS has the postcode 7254.What state is Golconda in?Golconda is in Tasmania (TAS).Does postcode 7254 cover more than one suburb?Yes. Postcode 7254 covers 7 localities, so the postcode alone does not identify Golconda. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.