Home Postcodes by state ACT 2906 Postcode 2906 2906 is the postcode for 3 localities in ACT: Banks, Conder and Gordon. Localities with postcode 2906BanksACTConderACTGordonACT Postcode 2906 State or territory Australian Capital Territory (ACT) Localities 3 Council area None: the ACT Government provides local services Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2905 · Postcode 2911