Home Postcode finder ACT Top Naas Top Naas postcode ACT Top Naas is a locality in Australian Capital Territory covered by postcode 2620. Postcode 2620 State or territory Australian Capital Territory (ACT) Region Canberra Add a free Top Naas business listing Be the first listing in Top Naas Common questionsWhat is the postcode for Top Naas?Top Naas, ACT has the postcode 2620.What state is Top Naas in?Top Naas is in Australian Capital Territory (ACT).Does postcode 2620 cover more than one suburb?Yes. Postcode 2620 covers 29 localities, so the postcode alone does not identify Top Naas. It also appears in 2 states or territories, so it does not identify a state either. Browse other postcodes in Australian Capital Territory, or widen the search to every Australian postcode.