List of AT&T Stores in Union City, CA Outlet Note Regular Brands AT&T California Union City Rating 4.6 based on 90 votes Official Outlet www.att.com/shop Official Website http://www.att.com/ Products Cell Phones Phones Internet Prepaid Plans Wireless Plans Smartphones Prepaid Phones Wireless Internet Wireless Phones Home Internet NameAddressPhone Name/Address/Phone AT&T outlet - Union City 30870 Dyer St (510) 441-3034 People Also Viewed