Home Postcode finder ACT Gungahlin Gungahlin postcode ACT Gungahlin is a locality in Australian Capital Territory covered by postcode 2912. Postcode 2912 State or territory Australian Capital Territory (ACT) Region Canberra Add a free Gungahlin business listing More business listings in Gungahlin Businesses in GungahlinACTAX ACCOUNTINGHibberson St · 262622779ACTAX ACCOUNTINGHibberson St · 262622779Best Local Cleaners11 Eva West St, Gungahlin ACT 2912, Australia · 1300280576 Common questionsWhat is the postcode for Gungahlin?Gungahlin, ACT has the postcode 2912.What state is Gungahlin in?Gungahlin is in Australian Capital Territory (ACT).Does postcode 2912 cover more than one suburb?No. Postcode 2912 covers Gungahlin only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Australian Capital Territory, or widen the search to every Australian postcode.