Home Postcodes by state NSW 2661 Postcode 2661 2661 is the postcode for Kapooka, NSW. Localities with postcode 2661KapookaNSW Postcode 2661 State or territory New South Wales (NSW) Localities 1 Council area Wagga Wagga Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2660 · Postcode 2663